ENGINES Some Carrier modelers have moaned years few good Profile Carrier engines Most have supported rules pro posals would allow 40- 21-cu-in dis placement engines have yet see proposals current rules cycle cant say suggestions years stack involve pro file engines So far weve managed fend off rules changers appears patience fi nally paying off Engines 36 size range have always available have sport-type en gines often loop scavenged minus ball bear ings particularly well suited Profile Carrier competition Foreign manufacturers havent produced competition 36 engines consistency though have two short-lived attempts US manufacturers small-shop entrepreneurs have kept up de mand however K&B manufactured its model 8600 58 engine 35 built using same casting companys 65 40 75 46 engines heavy performed very well available through some competition specialty shops direct K&B good parts sup port use past tense because K&B has no 58 engines Another partial US option TuneHill conversion 05 40 FSR engine engine wasand still isvery popular since FSR has Out production no longer simple option Bear news isnt bad Fox has making 36 Combat competi tion engine years current ABC ver sion sells $100 factory-direct Although stock depleted early summer new production run should have completed time read may appear challenging fit carburetor its square intake have modified little difficulty using hand tools both SuperTigre Perry carbs Fox fers carburetor #23950 its 40 Deluxe en gine uses same casting Combat Spe cial Adapting Combat Special case Fox carb shouldnt challenge wealth aftermarket products engine devel oped Combat crowd new source engines emerging overseas motivation comes what few us would have expectedHelicopters 30-size Helicopters initially simpler less expensive models marketed trainers sport models have since become complex moving toward competition-minded mod eler competition came need power small models couldnt ac commodate size weight 40 Enter growth versions 28- 30 en gines Enya SS3S Helicopter engine pictured month increased-displace ment smaller-case engines being offered replace original equipment modifica tion Enya Webra SuperTigre OS fer engines 32 35 displacements Theyre light compact Schnuerle-ported engines twin ball bearings carburetors Some have heat-sink-style cylinder heads can easily adapted Profile Carrier simple machining using replacement parts using hardware RC aircraft Altech Marketing importers Enya very cooperative providing photo infor mation Enya 5535 Unfortunately Great Planes has answered letters informa tion SuperTigre OS engines re stricted data available catalogs Enya SS3S weighs 85 oz large head ringed piston runs steel liner bore 195mm 768 stroke 187mm 736 produce displacement 559cc 341 cu Manufacturers power rating 09 bhp 16000 rpm Most engines seem op timized speed probably because re quirements Helicopter applications designed OS 32F ABC standard RC version 32F-H Helicopter engine lapped ABC dual ball bearing configuration Weight listed 83 oz power rated 102 bhp 16000 rpm SuperTigre G-34H usable modi fication thrust washer smaller usual still adequate head has larger fins used arent excessive could easily cut down conventional size inclined engine weighs 95 oz ringed ABC configuration dual ball bearings Rated power 11 bhp 16000 rpm Unlike OS G-34H appears new casting rather increased displacement ver sion smaller engine have no information offer Webra enContinued page 179 74 Model Aviation Control LLne Navy Carrier Dick Perry 6739 Stonecutter Dr Burke VA 22015 authors one-size-fIts-all MO-i models nya SS35 emerging ciass compete three classes Carrier De- Helicopter engines displacements signed maximum wing area minimum ranging 32 35 WIth little no ef weight construction differs fort engines can serve well Profile norm construction article works Left MO-i belonging Pete Mazur described October issue Pete used establish current Class II record Sig con test last June Pete holds both Class 14282 Class 114561 records Right Fairey Albacore Merle Mohrlngs idea low-tech Profile Carrier model reminiscent Don Gerbers MO-Ripe American Aircraft Modeler January 1973 few biplanes Carrier done things problem still showed up during final coats Strangely problem didnt appear time showed up different spots airplane several ships popped up elevators began search Id used elevators test weather see getting blush before laying clear Coat over whole plane Sometimes Id used re tarder thinner following coat shortly after first coat Nothing unusual did re member occasion ink lines faded af ter coats felt sure secret hidden fo cused what different situation ginning basics looked spray setup using 25 psi regulated gun carrying pressure regulator compressorthis account drop twelve foot hose suddenly light bulb flashed As played setup noticed regulating 25 psi after first surge high pressure air blasting surface 50 psi made repeated short passes loading thick coat certain pieces Unknow ingly creating worst possible condi tion high pressure air thick wet layer clear undercoats softened air dislodged unstable surface Simple right under nose test Out theory refinished new ship After got color stabilized set regulator compressor just above 25 psi left gun regulator set 25 psi Everything worked very well nice finish no fading no craters good gloss New Products us sheet foam parts know difficult get good joints wing skins Ive tried sorts techniques worked OK never com pletely satisfied consistency time took watching Pro Stunt building tapes saw Windy Urtnowsky using fixture just ticket fixture composed two -in x 23A -in x 40 sheets Conan aligned end steel pins edges milled straight square use sandwich set skins tween sheets edges overlapping milled surfaces run long sanding block over sheeting edges until flush true fixture surfaces automatically gives straight edges surfaces perpendicu lar sheet surface Super joints beautiful skins cheap item around $100 does intended job superbly Contact Windy Pro Stunt Products 9 Union Ave Little Ferry NJ 07645 CL Navy Carrier/Perry Continued page 74 gine Though have heard about other modelers have yet see engine formal information describing Royal kits few years ago discussed mod ifications necessary convert Royal Cor sair kit Class Class II 45 class en gine modifications significant cause major change engine size flying speed etc Ive recently examined plans Royals A6M3 Mitsubishi Zero Midi size Midi kits intended 19- 40-size en gines designed exact scale dimensions series includes F4U Corsair P-S iD Mustang Zero slightly larger maximum allowable u-in span maYor decals SAFE-START ADAPTER PATENT APPLIED FORI Start engine safe way behind engine No reaching around spinning propeller carburetor adjustment glow battery face over propeller Mounts field boxes start engage prop spinner starter slight down pressure starts engine field box wont move start motor installs quickly SAFE-START ADAPTER Manufactured Weaver Machining Service Dewey Street Maynard MA 01754 Tel No 508 897-9591 Over 750 Select *7 1/4 Scale18 Sheets *eo Sloe38 Sheets *40 Sloe38 Sheets *Propeller Oecals WT only6 Sheets-3 siocs ea *Kill Markinas WT only16 Sheets *Nomenclature MarhinaS 3 Sioes-12 Sheets inBlack White copy *Letters Numbers 10 Colors See color chart * Fluas American united Kinedom Contederetel * Stars 10 Colors 9 Sizes plus Sheet Assorted Sizes * Trim Sheets 4-3/4' 2S 1010 colors see color chart DECALS PRESSURE SENSITIVEWATER TRANSFER Authentic model insianias pressure sensitise 6d major decals mater transler mr 1/4 scale 40 80 sice propeller decals World War II hill markloan stars iluas letters numbers trim 11I sheets NORTHEAST SCREEN GRAPHICS 21 FISHER AVE EAST LONOMEAGOW MA OtR2R TEL 413-525-4110 1/4 Scale Modelers ch Has Ended Look No Further Perfect Pilot Bust Comoletely finished equipped ready fly Scale 1/4 Height Width ight 6oz Price $1995 ea P&H $3 25 per item Calif resid add sales tax uivSport 209 224-41 70 Sn uf-Vi BACK PLATE MOUNTS Front Intake Engines Aluminum Back Plate Mounts light weight easy Install Just bolt engine crank case mounts equipped SNUF-VIBE isolation system double protection engine vibratIon JT-BPI 09 15 1496 JT-8P2 19 25 1496 IT-BP3 29- 056 1496 SIX SIZES FOR ENGINES 15 TO 182 JT-BP4 60-90 1495 Jr-BPS MAX 90-108 1796 JT-BP6 ST 2500-3000 2196 available hobby shop ORDERSEND 25t tr STAMP.- uI RtCTforimmediateshipmenf Check MO VisaFOR ADDITIONAL INFO MC COD acceptid Add $250 UPS $300 forANO JIEC CATALOG COD t0/s sales tax Calif residents194 School St. Daly CIty CA 94014 14151756-3400 December 1990 179 IStarter included INTRODUCTORY PRICE Add $200 Shipping Handling check Money Order Only No coDs checks payable no SAFE-START Mass Res add S% sales tan 4 WWIWWII enterprises po box 5631 fresno calif 93755 SAVE YOUR FIELD SNUF-LER muffler low cost easy Install lightweight sound reducing muffler no performance penalty answer AMA muffler rule suggestions saving flying fields Meets AMA muffler rule suggestions SN U F-FLERTM 3 10 decibels quieter stock muffler MUFFLER No power loss possible 300-500 RPM Increase Patend Improves engine idle s better fuel economy Easily attached 25-108 stock mufflers Heat corrosion resistant Black E coat finish No special adapters required WeIghs 35 oza Fits ASP BRAT ENVA FOX HP IRVINE K & B OS MAX ROYAL YS SUPER TIGRE mufflers available hobby shop ORDER DIRECT immediate shipment Chech MO Visa MC CODSEND 256 STAMP accepted Add $2hOtor UPS $2tOtorCOD 6% satestaxFOR ADDITIONAL INFO Calif residentAND JTEC CATALOG PLANS NOW AVAILABLE Easy-to-build WORLD WAR SPAD REO BARON Pedal Panes little pilot age 3 5 will love unique end esoting toyt Pans $1495 seth US & CanedalSpecify plane desired PIe Pee add 6% ten Foreign orders add $300 FANTASY TOYS 7958 Pines Blvd e 188 Pembroke Pines FL 33024 305432-5196 Pane complete full-size patterns material list step-by etep instructions color photographs span can reduced exceeding 5% al lowance 444 Corsair requires almost no modification resulting models would have wing areas tween 325 350 sq Although size cor responds wing area use MO-is three classes design Royal kits would tend make little heavy Class small Class II engines unless great care taken lighten structure best choice engine would probably 60 65 ap propriate modifications engine mounts accommodate larger engine increased power Royal kits expensive few options available someone wants kit-build kit quality matches ef fort Royal puts design scale Out lines theyre probably well worth price Rules proposals first rules proposals should appear Competition News section issue proposals could become rules fly 1992 cant comment proposals because havent chance arrive AMA Headquarters can discuss concerns support pro posal interests contacting Con test Board representative listed Competi tion News section Initial voting Control Line Contest Board CLCB will occur shortly af ter proposals published must act promptly dont express opinion have no reason complain CLCB ap proves rule dont like Navy Carrier Advisory Committee NCAC serves provide Carrier expertise sist CLCB its deliberations Navy Car rier rules proposals opinions welcome NCAC well may contact Mark Warwashana NCAC chairman 43670 Can dlewood Canton MI 48187 Mufflers The current restriction exhaust ex tensions effectively prohibits mufflers Navy Carrier events dont wish see mufflers made mandatory CL event believe shouldnt prohibited two years Navy Carrier Society has recommended Contest Directors allow use mufflers Navy Carrier events object gather formation could used draft rule al lowing mufflers events As far know has little experi mentation upon base rules proposal Tom Schaefer has doing work know muffler systems enhance least harm engine performance Perhaps few people experimenting mufflers cause little point investing effort equipment prohibited AMA rules Maybe modelers arent interested experimenting cause dont see rules proposal get ex cited over Whatever reason need experiment write rule will ef fective equitable reason inactivity has lack rules proposal situation will remedied cycle have proposed rules change would allow exhaust extensions longer three inches ie mufflers would allow exhaust ex tensions up 13 long measured described rule book provided single round exhaust exit no larger 0343 87mm diame ter intent allow majority commer cially available mufflers including tuned muf flers preventing use full tuned pipes dont believe full tuned pipes provide sig nificant advantage over tuned mufflers wanted preserve what little left scale 180 Model Aviation $2495 OAT NO SOD - a Made vvflite Laminating epoxy & Fiberglass ng tweight No Pin Holes tle e Construction No Odor SPAD Construction materials wheels hardware etc available lumber F -e outiete Same parto available ready-made desired Uet included plane effect avoiding exhaust extensions long airplanes reason selecting exit diameter did allow simple check detennine whether muffler legal 11/32 rod will fit inside legal exhaust exit diameter should large enough accom modate commercially available mufflers still providing reasonably effective silenc ing members NCAC open sug gestions have anything add pro posal would like see changed way let us know now can start work CL Combat/Johnson Continued page 75 erick Enterprises 6513 Woodway Dr Fort Worth TX 76133 call 1-817/292-6710 can see picture offer metal en gine mounts special head button Foxes provides enough depth allow use head liner shims pictured stock Fox button doesnt extend far enough cylinder get squish hand close enough piston Shimming up liner may give exhaust timing youre after out ability remove like thickness shim head youd end up lower com pression ratio Closing exhaust port off later will lower cylinder pressure items look like eyelets used external bellcrank hold lines Special light weight bolt-and-washer combinations used lower weight engine aluminum bracket holding remote needle valve sembly small nipple use paci fier bladder fuel system piston/liner shown Fox Mark VI has rechromed fitted addition trouble-prone roll pin has exorcised con ventional circlips installed stock Mark VI has failed yet might send treatment before inevitable happens Mark partner Willie Wiley can rework AAC ABC iron setup also fer own scratch-built piston/liner-and-rod combination well ready-to-go engines Ive impressed Marks engines over years especially after winning Nats Money Meet number other top fliers using products excellent results would recommend anyone needs strong dependable engine spend extra dough get ready-to-go engine buy new engine out box youll spend plenty fittings just keep piece Mark thinks secret good power ABC-type engines nice tight fit top stroke Some engine builders dont like squeak top seems help hot restarts well power Most fliers run Marks piston/liner use prop average en gine doesnt make much noise revving away pulls model very well reliable Unlike lot items show youre unable buy sorry gone youll able get immediate delivery almost everything pic tured Engine reworks may take couple weeks Id suggest jumping bandwagon before guys stop making stuff love hobby go out make some real money other things 15th annual Bladder Grabber tre mendous success once again largest Combat meet 54 entries astounding level competition Phil Granderson defeated comers Pete Athans closest hunt DuraPlane II 25-size 3-channel basic flight trainer scuffle ground isnt some thing should have face own may have gotten own dont think model should stand After two team So join up airplanes thatll stick through thick thin Duracraft Inc 1001 Orard Grove Onva Royal Oak NI 48067 GUNFIGHTERS * POSITIVE FEEL * USED BY TOP PILOTS * FOR FUTABA AIRTRONICS JR OTHERS PLEASE SPECIFY RADIO DuraBat 40-size 4-channel aerobatic trainer CA RES ADD 625% SALES TAX December 1990 181 Dynamic Duo Durability Stand Ready Help Take Encounters Planet Earth PAYDIRT 60 Serious About Performance Symmetrical70-91 4-C 60 Inch Wing50-61 2-C 800 Squares7-8 LBS ARDEN .We know want fly L1731 NW Madrid Way Boca Raton FL 33432 407-367-7744 4 D&J ELECTRONICS 900 Lucy Road ll MI 48843 5462644 service makes P/C equipment utilizing state art electronics Spectrum Analyzer Precision Frequency Measuring equipment True 1991 Standards endorsed AMA & RCMA Transmitter Slicker Program FCC LicensedSpeed Central RepairsQuality Service Transmitter Checks Only includes GOLD/SILVER sticker$400 Transmitter & Receiver Calibration$2400 Frequency Upgrades & Changes crystals extra$2900 Bench Time Repairs per hour$2500 Transmitters service will receive AMA/RCMA sticker ADD $500 FOR SHIPPING & INSURANCE TURN AROUND TIME TWO WEEKS OR LESSl UPS VISA/MASTERCARD ACCEPTEDCOD
Edition: Model Aviation - 1990/12
Page Numbers: 74, 179, 180, 181
ENGINES Some Carrier modelers have moaned years few good Profile Carrier engines Most have supported rules pro posals would allow 40- 21-cu-in dis placement engines have yet see proposals current rules cycle cant say suggestions years stack involve pro file engines So far weve managed fend off rules changers appears patience fi nally paying off Engines 36 size range have always available have sport-type en gines often loop scavenged minus ball bear ings particularly well suited Profile Carrier competition Foreign manufacturers havent produced competition 36 engines consistency though have two short-lived attempts US manufacturers small-shop entrepreneurs have kept up de mand however K&B manufactured its model 8600 58 engine 35 built using same casting companys 65 40 75 46 engines heavy performed very well available through some competition specialty shops direct K&B good parts sup port use past tense because K&B has no 58 engines Another partial US option TuneHill conversion 05 40 FSR engine engine wasand still isvery popular since FSR has Out production no longer simple option Bear news isnt bad Fox has making 36 Combat competi tion engine years current ABC ver sion sells $100 factory-direct Although stock depleted early summer new production run should have completed time read may appear challenging fit carburetor its square intake have modified little difficulty using hand tools both SuperTigre Perry carbs Fox fers carburetor #23950 its 40 Deluxe en gine uses same casting Combat Spe cial Adapting Combat Special case Fox carb shouldnt challenge wealth aftermarket products engine devel oped Combat crowd new source engines emerging overseas motivation comes what few us would have expectedHelicopters 30-size Helicopters initially simpler less expensive models marketed trainers sport models have since become complex moving toward competition-minded mod eler competition came need power small models couldnt ac commodate size weight 40 Enter growth versions 28- 30 en gines Enya SS3S Helicopter engine pictured month increased-displace ment smaller-case engines being offered replace original equipment modifica tion Enya Webra SuperTigre OS fer engines 32 35 displacements Theyre light compact Schnuerle-ported engines twin ball bearings carburetors Some have heat-sink-style cylinder heads can easily adapted Profile Carrier simple machining using replacement parts using hardware RC aircraft Altech Marketing importers Enya very cooperative providing photo infor mation Enya 5535 Unfortunately Great Planes has answered letters informa tion SuperTigre OS engines re stricted data available catalogs Enya SS3S weighs 85 oz large head ringed piston runs steel liner bore 195mm 768 stroke 187mm 736 produce displacement 559cc 341 cu Manufacturers power rating 09 bhp 16000 rpm Most engines seem op timized speed probably because re quirements Helicopter applications designed OS 32F ABC standard RC version 32F-H Helicopter engine lapped ABC dual ball bearing configuration Weight listed 83 oz power rated 102 bhp 16000 rpm SuperTigre G-34H usable modi fication thrust washer smaller usual still adequate head has larger fins used arent excessive could easily cut down conventional size inclined engine weighs 95 oz ringed ABC configuration dual ball bearings Rated power 11 bhp 16000 rpm Unlike OS G-34H appears new casting rather increased displacement ver sion smaller engine have no information offer Webra enContinued page 179 74 Model Aviation Control LLne Navy Carrier Dick Perry 6739 Stonecutter Dr Burke VA 22015 authors one-size-fIts-all MO-i models nya SS35 emerging ciass compete three classes Carrier De- Helicopter engines displacements signed maximum wing area minimum ranging 32 35 WIth little no ef weight construction differs fort engines can serve well Profile norm construction article works Left MO-i belonging Pete Mazur described October issue Pete used establish current Class II record Sig con test last June Pete holds both Class 14282 Class 114561 records Right Fairey Albacore Merle Mohrlngs idea low-tech Profile Carrier model reminiscent Don Gerbers MO-Ripe American Aircraft Modeler January 1973 few biplanes Carrier done things problem still showed up during final coats Strangely problem didnt appear time showed up different spots airplane several ships popped up elevators began search Id used elevators test weather see getting blush before laying clear Coat over whole plane Sometimes Id used re tarder thinner following coat shortly after first coat Nothing unusual did re member occasion ink lines faded af ter coats felt sure secret hidden fo cused what different situation ginning basics looked spray setup using 25 psi regulated gun carrying pressure regulator compressorthis account drop twelve foot hose suddenly light bulb flashed As played setup noticed regulating 25 psi after first surge high pressure air blasting surface 50 psi made repeated short passes loading thick coat certain pieces Unknow ingly creating worst possible condi tion high pressure air thick wet layer clear undercoats softened air dislodged unstable surface Simple right under nose test Out theory refinished new ship After got color stabilized set regulator compressor just above 25 psi left gun regulator set 25 psi Everything worked very well nice finish no fading no craters good gloss New Products us sheet foam parts know difficult get good joints wing skins Ive tried sorts techniques worked OK never com pletely satisfied consistency time took watching Pro Stunt building tapes saw Windy Urtnowsky using fixture just ticket fixture composed two -in x 23A -in x 40 sheets Conan aligned end steel pins edges milled straight square use sandwich set skins tween sheets edges overlapping milled surfaces run long sanding block over sheeting edges until flush true fixture surfaces automatically gives straight edges surfaces perpendicu lar sheet surface Super joints beautiful skins cheap item around $100 does intended job superbly Contact Windy Pro Stunt Products 9 Union Ave Little Ferry NJ 07645 CL Navy Carrier/Perry Continued page 74 gine Though have heard about other modelers have yet see engine formal information describing Royal kits few years ago discussed mod ifications necessary convert Royal Cor sair kit Class Class II 45 class en gine modifications significant cause major change engine size flying speed etc Ive recently examined plans Royals A6M3 Mitsubishi Zero Midi size Midi kits intended 19- 40-size en gines designed exact scale dimensions series includes F4U Corsair P-S iD Mustang Zero slightly larger maximum allowable u-in span maYor decals SAFE-START ADAPTER PATENT APPLIED FORI Start engine safe way behind engine No reaching around spinning propeller carburetor adjustment glow battery face over propeller Mounts field boxes start engage prop spinner starter slight down pressure starts engine field box wont move start motor installs quickly SAFE-START ADAPTER Manufactured Weaver Machining Service Dewey Street Maynard MA 01754 Tel No 508 897-9591 Over 750 Select *7 1/4 Scale18 Sheets *eo Sloe38 Sheets *40 Sloe38 Sheets *Propeller Oecals WT only6 Sheets-3 siocs ea *Kill Markinas WT only16 Sheets *Nomenclature MarhinaS 3 Sioes-12 Sheets inBlack White copy *Letters Numbers 10 Colors See color chart * Fluas American united Kinedom Contederetel * Stars 10 Colors 9 Sizes plus Sheet Assorted Sizes * Trim Sheets 4-3/4' 2S 1010 colors see color chart DECALS PRESSURE SENSITIVEWATER TRANSFER Authentic model insianias pressure sensitise 6d major decals mater transler mr 1/4 scale 40 80 sice propeller decals World War II hill markloan stars iluas letters numbers trim 11I sheets NORTHEAST SCREEN GRAPHICS 21 FISHER AVE EAST LONOMEAGOW MA OtR2R TEL 413-525-4110 1/4 Scale Modelers ch Has Ended Look No Further Perfect Pilot Bust Comoletely finished equipped ready fly Scale 1/4 Height Width ight 6oz Price $1995 ea P&H $3 25 per item Calif resid add sales tax uivSport 209 224-41 70 Sn uf-Vi BACK PLATE MOUNTS Front Intake Engines Aluminum Back Plate Mounts light weight easy Install Just bolt engine crank case mounts equipped SNUF-VIBE isolation system double protection engine vibratIon JT-BPI 09 15 1496 JT-8P2 19 25 1496 IT-BP3 29- 056 1496 SIX SIZES FOR ENGINES 15 TO 182 JT-BP4 60-90 1495 Jr-BPS MAX 90-108 1796 JT-BP6 ST 2500-3000 2196 available hobby shop ORDERSEND 25t tr STAMP.- uI RtCTforimmediateshipmenf Check MO VisaFOR ADDITIONAL INFO MC COD acceptid Add $250 UPS $300 forANO JIEC CATALOG COD t0/s sales tax Calif residents194 School St. Daly CIty CA 94014 14151756-3400 December 1990 179 IStarter included INTRODUCTORY PRICE Add $200 Shipping Handling check Money Order Only No coDs checks payable no SAFE-START Mass Res add S% sales tan 4 WWIWWII enterprises po box 5631 fresno calif 93755 SAVE YOUR FIELD SNUF-LER muffler low cost easy Install lightweight sound reducing muffler no performance penalty answer AMA muffler rule suggestions saving flying fields Meets AMA muffler rule suggestions SN U F-FLERTM 3 10 decibels quieter stock muffler MUFFLER No power loss possible 300-500 RPM Increase Patend Improves engine idle s better fuel economy Easily attached 25-108 stock mufflers Heat corrosion resistant Black E coat finish No special adapters required WeIghs 35 oza Fits ASP BRAT ENVA FOX HP IRVINE K & B OS MAX ROYAL YS SUPER TIGRE mufflers available hobby shop ORDER DIRECT immediate shipment Chech MO Visa MC CODSEND 256 STAMP accepted Add $2hOtor UPS $2tOtorCOD 6% satestaxFOR ADDITIONAL INFO Calif residentAND JTEC CATALOG PLANS NOW AVAILABLE Easy-to-build WORLD WAR SPAD REO BARON Pedal Panes little pilot age 3 5 will love unique end esoting toyt Pans $1495 seth US & CanedalSpecify plane desired PIe Pee add 6% ten Foreign orders add $300 FANTASY TOYS 7958 Pines Blvd e 188 Pembroke Pines FL 33024 305432-5196 Pane complete full-size patterns material list step-by etep instructions color photographs span can reduced exceeding 5% al lowance 444 Corsair requires almost no modification resulting models would have wing areas tween 325 350 sq Although size cor responds wing area use MO-is three classes design Royal kits would tend make little heavy Class small Class II engines unless great care taken lighten structure best choice engine would probably 60 65 ap propriate modifications engine mounts accommodate larger engine increased power Royal kits expensive few options available someone wants kit-build kit quality matches ef fort Royal puts design scale Out lines theyre probably well worth price Rules proposals first rules proposals should appear Competition News section issue proposals could become rules fly 1992 cant comment proposals because havent chance arrive AMA Headquarters can discuss concerns support pro posal interests contacting Con test Board representative listed Competi tion News section Initial voting Control Line Contest Board CLCB will occur shortly af ter proposals published must act promptly dont express opinion have no reason complain CLCB ap proves rule dont like Navy Carrier Advisory Committee NCAC serves provide Carrier expertise sist CLCB its deliberations Navy Car rier rules proposals opinions welcome NCAC well may contact Mark Warwashana NCAC chairman 43670 Can dlewood Canton MI 48187 Mufflers The current restriction exhaust ex tensions effectively prohibits mufflers Navy Carrier events dont wish see mufflers made mandatory CL event believe shouldnt prohibited two years Navy Carrier Society has recommended Contest Directors allow use mufflers Navy Carrier events object gather formation could used draft rule al lowing mufflers events As far know has little experi mentation upon base rules proposal Tom Schaefer has doing work know muffler systems enhance least harm engine performance Perhaps few people experimenting mufflers cause little point investing effort equipment prohibited AMA rules Maybe modelers arent interested experimenting cause dont see rules proposal get ex cited over Whatever reason need experiment write rule will ef fective equitable reason inactivity has lack rules proposal situation will remedied cycle have proposed rules change would allow exhaust extensions longer three inches ie mufflers would allow exhaust ex tensions up 13 long measured described rule book provided single round exhaust exit no larger 0343 87mm diame ter intent allow majority commer cially available mufflers including tuned muf flers preventing use full tuned pipes dont believe full tuned pipes provide sig nificant advantage over tuned mufflers wanted preserve what little left scale 180 Model Aviation $2495 OAT NO SOD - a Made vvflite Laminating epoxy & Fiberglass ng tweight No Pin Holes tle e Construction No Odor SPAD Construction materials wheels hardware etc available lumber F -e outiete Same parto available ready-made desired Uet included plane effect avoiding exhaust extensions long airplanes reason selecting exit diameter did allow simple check detennine whether muffler legal 11/32 rod will fit inside legal exhaust exit diameter should large enough accom modate commercially available mufflers still providing reasonably effective silenc ing members NCAC open sug gestions have anything add pro posal would like see changed way let us know now can start work CL Combat/Johnson Continued page 75 erick Enterprises 6513 Woodway Dr Fort Worth TX 76133 call 1-817/292-6710 can see picture offer metal en gine mounts special head button Foxes provides enough depth allow use head liner shims pictured stock Fox button doesnt extend far enough cylinder get squish hand close enough piston Shimming up liner may give exhaust timing youre after out ability remove like thickness shim head youd end up lower com pression ratio Closing exhaust port off later will lower cylinder pressure items look like eyelets used external bellcrank hold lines Special light weight bolt-and-washer combinations used lower weight engine aluminum bracket holding remote needle valve sembly small nipple use paci fier bladder fuel system piston/liner shown Fox Mark VI has rechromed fitted addition trouble-prone roll pin has exorcised con ventional circlips installed stock Mark VI has failed yet might send treatment before inevitable happens Mark partner Willie Wiley can rework AAC ABC iron setup also fer own scratch-built piston/liner-and-rod combination well ready-to-go engines Ive impressed Marks engines over years especially after winning Nats Money Meet number other top fliers using products excellent results would recommend anyone needs strong dependable engine spend extra dough get ready-to-go engine buy new engine out box youll spend plenty fittings just keep piece Mark thinks secret good power ABC-type engines nice tight fit top stroke Some engine builders dont like squeak top seems help hot restarts well power Most fliers run Marks piston/liner use prop average en gine doesnt make much noise revving away pulls model very well reliable Unlike lot items show youre unable buy sorry gone youll able get immediate delivery almost everything pic tured Engine reworks may take couple weeks Id suggest jumping bandwagon before guys stop making stuff love hobby go out make some real money other things 15th annual Bladder Grabber tre mendous success once again largest Combat meet 54 entries astounding level competition Phil Granderson defeated comers Pete Athans closest hunt DuraPlane II 25-size 3-channel basic flight trainer scuffle ground isnt some thing should have face own may have gotten own dont think model should stand After two team So join up airplanes thatll stick through thick thin Duracraft Inc 1001 Orard Grove Onva Royal Oak NI 48067 GUNFIGHTERS * POSITIVE FEEL * USED BY TOP PILOTS * FOR FUTABA AIRTRONICS JR OTHERS PLEASE SPECIFY RADIO DuraBat 40-size 4-channel aerobatic trainer CA RES ADD 625% SALES TAX December 1990 181 Dynamic Duo Durability Stand Ready Help Take Encounters Planet Earth PAYDIRT 60 Serious About Performance Symmetrical70-91 4-C 60 Inch Wing50-61 2-C 800 Squares7-8 LBS ARDEN .We know want fly L1731 NW Madrid Way Boca Raton FL 33432 407-367-7744 4 D&J ELECTRONICS 900 Lucy Road ll MI 48843 5462644 service makes P/C equipment utilizing state art electronics Spectrum Analyzer Precision Frequency Measuring equipment True 1991 Standards endorsed AMA & RCMA Transmitter Slicker Program FCC LicensedSpeed Central RepairsQuality Service Transmitter Checks Only includes GOLD/SILVER sticker$400 Transmitter & Receiver Calibration$2400 Frequency Upgrades & Changes crystals extra$2900 Bench Time Repairs per hour$2500 Transmitters service will receive AMA/RCMA sticker ADD $500 FOR SHIPPING & INSURANCE TURN AROUND TIME TWO WEEKS OR LESSl UPS VISA/MASTERCARD ACCEPTEDCOD
Edition: Model Aviation - 1990/12
Page Numbers: 74, 179, 180, 181
ENGINES Some Carrier modelers have moaned years few good Profile Carrier engines Most have supported rules pro posals would allow 40- 21-cu-in dis placement engines have yet see proposals current rules cycle cant say suggestions years stack involve pro file engines So far weve managed fend off rules changers appears patience fi nally paying off Engines 36 size range have always available have sport-type en gines often loop scavenged minus ball bear ings particularly well suited Profile Carrier competition Foreign manufacturers havent produced competition 36 engines consistency though have two short-lived attempts US manufacturers small-shop entrepreneurs have kept up de mand however K&B manufactured its model 8600 58 engine 35 built using same casting companys 65 40 75 46 engines heavy performed very well available through some competition specialty shops direct K&B good parts sup port use past tense because K&B has no 58 engines Another partial US option TuneHill conversion 05 40 FSR engine engine wasand still isvery popular since FSR has Out production no longer simple option Bear news isnt bad Fox has making 36 Combat competi tion engine years current ABC ver sion sells $100 factory-direct Although stock depleted early summer new production run should have completed time read may appear challenging fit carburetor its square intake have modified little difficulty using hand tools both SuperTigre Perry carbs Fox fers carburetor #23950 its 40 Deluxe en gine uses same casting Combat Spe cial Adapting Combat Special case Fox carb shouldnt challenge wealth aftermarket products engine devel oped Combat crowd new source engines emerging overseas motivation comes what few us would have expectedHelicopters 30-size Helicopters initially simpler less expensive models marketed trainers sport models have since become complex moving toward competition-minded mod eler competition came need power small models couldnt ac commodate size weight 40 Enter growth versions 28- 30 en gines Enya SS3S Helicopter engine pictured month increased-displace ment smaller-case engines being offered replace original equipment modifica tion Enya Webra SuperTigre OS fer engines 32 35 displacements Theyre light compact Schnuerle-ported engines twin ball bearings carburetors Some have heat-sink-style cylinder heads can easily adapted Profile Carrier simple machining using replacement parts using hardware RC aircraft Altech Marketing importers Enya very cooperative providing photo infor mation Enya 5535 Unfortunately Great Planes has answered letters informa tion SuperTigre OS engines re stricted data available catalogs Enya SS3S weighs 85 oz large head ringed piston runs steel liner bore 195mm 768 stroke 187mm 736 produce displacement 559cc 341 cu Manufacturers power rating 09 bhp 16000 rpm Most engines seem op timized speed probably because re quirements Helicopter applications designed OS 32F ABC standard RC version 32F-H Helicopter engine lapped ABC dual ball bearing configuration Weight listed 83 oz power rated 102 bhp 16000 rpm SuperTigre G-34H usable modi fication thrust washer smaller usual still adequate head has larger fins used arent excessive could easily cut down conventional size inclined engine weighs 95 oz ringed ABC configuration dual ball bearings Rated power 11 bhp 16000 rpm Unlike OS G-34H appears new casting rather increased displacement ver sion smaller engine have no information offer Webra enContinued page 179 74 Model Aviation Control LLne Navy Carrier Dick Perry 6739 Stonecutter Dr Burke VA 22015 authors one-size-fIts-all MO-i models nya SS35 emerging ciass compete three classes Carrier De- Helicopter engines displacements signed maximum wing area minimum ranging 32 35 WIth little no ef weight construction differs fort engines can serve well Profile norm construction article works Left MO-i belonging Pete Mazur described October issue Pete used establish current Class II record Sig con test last June Pete holds both Class 14282 Class 114561 records Right Fairey Albacore Merle Mohrlngs idea low-tech Profile Carrier model reminiscent Don Gerbers MO-Ripe American Aircraft Modeler January 1973 few biplanes Carrier done things problem still showed up during final coats Strangely problem didnt appear time showed up different spots airplane several ships popped up elevators began search Id used elevators test weather see getting blush before laying clear Coat over whole plane Sometimes Id used re tarder thinner following coat shortly after first coat Nothing unusual did re member occasion ink lines faded af ter coats felt sure secret hidden fo cused what different situation ginning basics looked spray setup using 25 psi regulated gun carrying pressure regulator compressorthis account drop twelve foot hose suddenly light bulb flashed As played setup noticed regulating 25 psi after first surge high pressure air blasting surface 50 psi made repeated short passes loading thick coat certain pieces Unknow ingly creating worst possible condi tion high pressure air thick wet layer clear undercoats softened air dislodged unstable surface Simple right under nose test Out theory refinished new ship After got color stabilized set regulator compressor just above 25 psi left gun regulator set 25 psi Everything worked very well nice finish no fading no craters good gloss New Products us sheet foam parts know difficult get good joints wing skins Ive tried sorts techniques worked OK never com pletely satisfied consistency time took watching Pro Stunt building tapes saw Windy Urtnowsky using fixture just ticket fixture composed two -in x 23A -in x 40 sheets Conan aligned end steel pins edges milled straight square use sandwich set skins tween sheets edges overlapping milled surfaces run long sanding block over sheeting edges until flush true fixture surfaces automatically gives straight edges surfaces perpendicu lar sheet surface Super joints beautiful skins cheap item around $100 does intended job superbly Contact Windy Pro Stunt Products 9 Union Ave Little Ferry NJ 07645 CL Navy Carrier/Perry Continued page 74 gine Though have heard about other modelers have yet see engine formal information describing Royal kits few years ago discussed mod ifications necessary convert Royal Cor sair kit Class Class II 45 class en gine modifications significant cause major change engine size flying speed etc Ive recently examined plans Royals A6M3 Mitsubishi Zero Midi size Midi kits intended 19- 40-size en gines designed exact scale dimensions series includes F4U Corsair P-S iD Mustang Zero slightly larger maximum allowable u-in span maYor decals SAFE-START ADAPTER PATENT APPLIED FORI Start engine safe way behind engine No reaching around spinning propeller carburetor adjustment glow battery face over propeller Mounts field boxes start engage prop spinner starter slight down pressure starts engine field box wont move start motor installs quickly SAFE-START ADAPTER Manufactured Weaver Machining Service Dewey Street Maynard MA 01754 Tel No 508 897-9591 Over 750 Select *7 1/4 Scale18 Sheets *eo Sloe38 Sheets *40 Sloe38 Sheets *Propeller Oecals WT only6 Sheets-3 siocs ea *Kill Markinas WT only16 Sheets *Nomenclature MarhinaS 3 Sioes-12 Sheets inBlack White copy *Letters Numbers 10 Colors See color chart * Fluas American united Kinedom Contederetel * Stars 10 Colors 9 Sizes plus Sheet Assorted Sizes * Trim Sheets 4-3/4' 2S 1010 colors see color chart DECALS PRESSURE SENSITIVEWATER TRANSFER Authentic model insianias pressure sensitise 6d major decals mater transler mr 1/4 scale 40 80 sice propeller decals World War II hill markloan stars iluas letters numbers trim 11I sheets NORTHEAST SCREEN GRAPHICS 21 FISHER AVE EAST LONOMEAGOW MA OtR2R TEL 413-525-4110 1/4 Scale Modelers ch Has Ended Look No Further Perfect Pilot Bust Comoletely finished equipped ready fly Scale 1/4 Height Width ight 6oz Price $1995 ea P&H $3 25 per item Calif resid add sales tax uivSport 209 224-41 70 Sn uf-Vi BACK PLATE MOUNTS Front Intake Engines Aluminum Back Plate Mounts light weight easy Install Just bolt engine crank case mounts equipped SNUF-VIBE isolation system double protection engine vibratIon JT-BPI 09 15 1496 JT-8P2 19 25 1496 IT-BP3 29- 056 1496 SIX SIZES FOR ENGINES 15 TO 182 JT-BP4 60-90 1495 Jr-BPS MAX 90-108 1796 JT-BP6 ST 2500-3000 2196 available hobby shop ORDERSEND 25t tr STAMP.- uI RtCTforimmediateshipmenf Check MO VisaFOR ADDITIONAL INFO MC COD acceptid Add $250 UPS $300 forANO JIEC CATALOG COD t0/s sales tax Calif residents194 School St. Daly CIty CA 94014 14151756-3400 December 1990 179 IStarter included INTRODUCTORY PRICE Add $200 Shipping Handling check Money Order Only No coDs checks payable no SAFE-START Mass Res add S% sales tan 4 WWIWWII enterprises po box 5631 fresno calif 93755 SAVE YOUR FIELD SNUF-LER muffler low cost easy Install lightweight sound reducing muffler no performance penalty answer AMA muffler rule suggestions saving flying fields Meets AMA muffler rule suggestions SN U F-FLERTM 3 10 decibels quieter stock muffler MUFFLER No power loss possible 300-500 RPM Increase Patend Improves engine idle s better fuel economy Easily attached 25-108 stock mufflers Heat corrosion resistant Black E coat finish No special adapters required WeIghs 35 oza Fits ASP BRAT ENVA FOX HP IRVINE K & B OS MAX ROYAL YS SUPER TIGRE mufflers available hobby shop ORDER DIRECT immediate shipment Chech MO Visa MC CODSEND 256 STAMP accepted Add $2hOtor UPS $2tOtorCOD 6% satestaxFOR ADDITIONAL INFO Calif residentAND JTEC CATALOG PLANS NOW AVAILABLE Easy-to-build WORLD WAR SPAD REO BARON Pedal Panes little pilot age 3 5 will love unique end esoting toyt Pans $1495 seth US & CanedalSpecify plane desired PIe Pee add 6% ten Foreign orders add $300 FANTASY TOYS 7958 Pines Blvd e 188 Pembroke Pines FL 33024 305432-5196 Pane complete full-size patterns material list step-by etep instructions color photographs span can reduced exceeding 5% al lowance 444 Corsair requires almost no modification resulting models would have wing areas tween 325 350 sq Although size cor responds wing area use MO-is three classes design Royal kits would tend make little heavy Class small Class II engines unless great care taken lighten structure best choice engine would probably 60 65 ap propriate modifications engine mounts accommodate larger engine increased power Royal kits expensive few options available someone wants kit-build kit quality matches ef fort Royal puts design scale Out lines theyre probably well worth price Rules proposals first rules proposals should appear Competition News section issue proposals could become rules fly 1992 cant comment proposals because havent chance arrive AMA Headquarters can discuss concerns support pro posal interests contacting Con test Board representative listed Competi tion News section Initial voting Control Line Contest Board CLCB will occur shortly af ter proposals published must act promptly dont express opinion have no reason complain CLCB ap proves rule dont like Navy Carrier Advisory Committee NCAC serves provide Carrier expertise sist CLCB its deliberations Navy Car rier rules proposals opinions welcome NCAC well may contact Mark Warwashana NCAC chairman 43670 Can dlewood Canton MI 48187 Mufflers The current restriction exhaust ex tensions effectively prohibits mufflers Navy Carrier events dont wish see mufflers made mandatory CL event believe shouldnt prohibited two years Navy Carrier Society has recommended Contest Directors allow use mufflers Navy Carrier events object gather formation could used draft rule al lowing mufflers events As far know has little experi mentation upon base rules proposal Tom Schaefer has doing work know muffler systems enhance least harm engine performance Perhaps few people experimenting mufflers cause little point investing effort equipment prohibited AMA rules Maybe modelers arent interested experimenting cause dont see rules proposal get ex cited over Whatever reason need experiment write rule will ef fective equitable reason inactivity has lack rules proposal situation will remedied cycle have proposed rules change would allow exhaust extensions longer three inches ie mufflers would allow exhaust ex tensions up 13 long measured described rule book provided single round exhaust exit no larger 0343 87mm diame ter intent allow majority commer cially available mufflers including tuned muf flers preventing use full tuned pipes dont believe full tuned pipes provide sig nificant advantage over tuned mufflers wanted preserve what little left scale 180 Model Aviation $2495 OAT NO SOD - a Made vvflite Laminating epoxy & Fiberglass ng tweight No Pin Holes tle e Construction No Odor SPAD Construction materials wheels hardware etc available lumber F -e outiete Same parto available ready-made desired Uet included plane effect avoiding exhaust extensions long airplanes reason selecting exit diameter did allow simple check detennine whether muffler legal 11/32 rod will fit inside legal exhaust exit diameter should large enough accom modate commercially available mufflers still providing reasonably effective silenc ing members NCAC open sug gestions have anything add pro posal would like see changed way let us know now can start work CL Combat/Johnson Continued page 75 erick Enterprises 6513 Woodway Dr Fort Worth TX 76133 call 1-817/292-6710 can see picture offer metal en gine mounts special head button Foxes provides enough depth allow use head liner shims pictured stock Fox button doesnt extend far enough cylinder get squish hand close enough piston Shimming up liner may give exhaust timing youre after out ability remove like thickness shim head youd end up lower com pression ratio Closing exhaust port off later will lower cylinder pressure items look like eyelets used external bellcrank hold lines Special light weight bolt-and-washer combinations used lower weight engine aluminum bracket holding remote needle valve sembly small nipple use paci fier bladder fuel system piston/liner shown Fox Mark VI has rechromed fitted addition trouble-prone roll pin has exorcised con ventional circlips installed stock Mark VI has failed yet might send treatment before inevitable happens Mark partner Willie Wiley can rework AAC ABC iron setup also fer own scratch-built piston/liner-and-rod combination well ready-to-go engines Ive impressed Marks engines over years especially after winning Nats Money Meet number other top fliers using products excellent results would recommend anyone needs strong dependable engine spend extra dough get ready-to-go engine buy new engine out box youll spend plenty fittings just keep piece Mark thinks secret good power ABC-type engines nice tight fit top stroke Some engine builders dont like squeak top seems help hot restarts well power Most fliers run Marks piston/liner use prop average en gine doesnt make much noise revving away pulls model very well reliable Unlike lot items show youre unable buy sorry gone youll able get immediate delivery almost everything pic tured Engine reworks may take couple weeks Id suggest jumping bandwagon before guys stop making stuff love hobby go out make some real money other things 15th annual Bladder Grabber tre mendous success once again largest Combat meet 54 entries astounding level competition Phil Granderson defeated comers Pete Athans closest hunt DuraPlane II 25-size 3-channel basic flight trainer scuffle ground isnt some thing should have face own may have gotten own dont think model should stand After two team So join up airplanes thatll stick through thick thin Duracraft Inc 1001 Orard Grove Onva Royal Oak NI 48067 GUNFIGHTERS * POSITIVE FEEL * USED BY TOP PILOTS * FOR FUTABA AIRTRONICS JR OTHERS PLEASE SPECIFY RADIO DuraBat 40-size 4-channel aerobatic trainer CA RES ADD 625% SALES TAX December 1990 181 Dynamic Duo Durability Stand Ready Help Take Encounters Planet Earth PAYDIRT 60 Serious About Performance Symmetrical70-91 4-C 60 Inch Wing50-61 2-C 800 Squares7-8 LBS ARDEN .We know want fly L1731 NW Madrid Way Boca Raton FL 33432 407-367-7744 4 D&J ELECTRONICS 900 Lucy Road ll MI 48843 5462644 service makes P/C equipment utilizing state art electronics Spectrum Analyzer Precision Frequency Measuring equipment True 1991 Standards endorsed AMA & RCMA Transmitter Slicker Program FCC LicensedSpeed Central RepairsQuality Service Transmitter Checks Only includes GOLD/SILVER sticker$400 Transmitter & Receiver Calibration$2400 Frequency Upgrades & Changes crystals extra$2900 Bench Time Repairs per hour$2500 Transmitters service will receive AMA/RCMA sticker ADD $500 FOR SHIPPING & INSURANCE TURN AROUND TIME TWO WEEKS OR LESSl UPS VISA/MASTERCARD ACCEPTEDCOD
Edition: Model Aviation - 1990/12
Page Numbers: 74, 179, 180, 181
ENGINES Some Carrier modelers have moaned years few good Profile Carrier engines Most have supported rules pro posals would allow 40- 21-cu-in dis placement engines have yet see proposals current rules cycle cant say suggestions years stack involve pro file engines So far weve managed fend off rules changers appears patience fi nally paying off Engines 36 size range have always available have sport-type en gines often loop scavenged minus ball bear ings particularly well suited Profile Carrier competition Foreign manufacturers havent produced competition 36 engines consistency though have two short-lived attempts US manufacturers small-shop entrepreneurs have kept up de mand however K&B manufactured its model 8600 58 engine 35 built using same casting companys 65 40 75 46 engines heavy performed very well available through some competition specialty shops direct K&B good parts sup port use past tense because K&B has no 58 engines Another partial US option TuneHill conversion 05 40 FSR engine engine wasand still isvery popular since FSR has Out production no longer simple option Bear news isnt bad Fox has making 36 Combat competi tion engine years current ABC ver sion sells $100 factory-direct Although stock depleted early summer new production run should have completed time read may appear challenging fit carburetor its square intake have modified little difficulty using hand tools both SuperTigre Perry carbs Fox fers carburetor #23950 its 40 Deluxe en gine uses same casting Combat Spe cial Adapting Combat Special case Fox carb shouldnt challenge wealth aftermarket products engine devel oped Combat crowd new source engines emerging overseas motivation comes what few us would have expectedHelicopters 30-size Helicopters initially simpler less expensive models marketed trainers sport models have since become complex moving toward competition-minded mod eler competition came need power small models couldnt ac commodate size weight 40 Enter growth versions 28- 30 en gines Enya SS3S Helicopter engine pictured month increased-displace ment smaller-case engines being offered replace original equipment modifica tion Enya Webra SuperTigre OS fer engines 32 35 displacements Theyre light compact Schnuerle-ported engines twin ball bearings carburetors Some have heat-sink-style cylinder heads can easily adapted Profile Carrier simple machining using replacement parts using hardware RC aircraft Altech Marketing importers Enya very cooperative providing photo infor mation Enya 5535 Unfortunately Great Planes has answered letters informa tion SuperTigre OS engines re stricted data available catalogs Enya SS3S weighs 85 oz large head ringed piston runs steel liner bore 195mm 768 stroke 187mm 736 produce displacement 559cc 341 cu Manufacturers power rating 09 bhp 16000 rpm Most engines seem op timized speed probably because re quirements Helicopter applications designed OS 32F ABC standard RC version 32F-H Helicopter engine lapped ABC dual ball bearing configuration Weight listed 83 oz power rated 102 bhp 16000 rpm SuperTigre G-34H usable modi fication thrust washer smaller usual still adequate head has larger fins used arent excessive could easily cut down conventional size inclined engine weighs 95 oz ringed ABC configuration dual ball bearings Rated power 11 bhp 16000 rpm Unlike OS G-34H appears new casting rather increased displacement ver sion smaller engine have no information offer Webra enContinued page 179 74 Model Aviation Control LLne Navy Carrier Dick Perry 6739 Stonecutter Dr Burke VA 22015 authors one-size-fIts-all MO-i models nya SS35 emerging ciass compete three classes Carrier De- Helicopter engines displacements signed maximum wing area minimum ranging 32 35 WIth little no ef weight construction differs fort engines can serve well Profile norm construction article works Left MO-i belonging Pete Mazur described October issue Pete used establish current Class II record Sig con test last June Pete holds both Class 14282 Class 114561 records Right Fairey Albacore Merle Mohrlngs idea low-tech Profile Carrier model reminiscent Don Gerbers MO-Ripe American Aircraft Modeler January 1973 few biplanes Carrier done things problem still showed up during final coats Strangely problem didnt appear time showed up different spots airplane several ships popped up elevators began search Id used elevators test weather see getting blush before laying clear Coat over whole plane Sometimes Id used re tarder thinner following coat shortly after first coat Nothing unusual did re member occasion ink lines faded af ter coats felt sure secret hidden fo cused what different situation ginning basics looked spray setup using 25 psi regulated gun carrying pressure regulator compressorthis account drop twelve foot hose suddenly light bulb flashed As played setup noticed regulating 25 psi after first surge high pressure air blasting surface 50 psi made repeated short passes loading thick coat certain pieces Unknow ingly creating worst possible condi tion high pressure air thick wet layer clear undercoats softened air dislodged unstable surface Simple right under nose test Out theory refinished new ship After got color stabilized set regulator compressor just above 25 psi left gun regulator set 25 psi Everything worked very well nice finish no fading no craters good gloss New Products us sheet foam parts know difficult get good joints wing skins Ive tried sorts techniques worked OK never com pletely satisfied consistency time took watching Pro Stunt building tapes saw Windy Urtnowsky using fixture just ticket fixture composed two -in x 23A -in x 40 sheets Conan aligned end steel pins edges milled straight square use sandwich set skins tween sheets edges overlapping milled surfaces run long sanding block over sheeting edges until flush true fixture surfaces automatically gives straight edges surfaces perpendicu lar sheet surface Super joints beautiful skins cheap item around $100 does intended job superbly Contact Windy Pro Stunt Products 9 Union Ave Little Ferry NJ 07645 CL Navy Carrier/Perry Continued page 74 gine Though have heard about other modelers have yet see engine formal information describing Royal kits few years ago discussed mod ifications necessary convert Royal Cor sair kit Class Class II 45 class en gine modifications significant cause major change engine size flying speed etc Ive recently examined plans Royals A6M3 Mitsubishi Zero Midi size Midi kits intended 19- 40-size en gines designed exact scale dimensions series includes F4U Corsair P-S iD Mustang Zero slightly larger maximum allowable u-in span maYor decals SAFE-START ADAPTER PATENT APPLIED FORI Start engine safe way behind engine No reaching around spinning propeller carburetor adjustment glow battery face over propeller Mounts field boxes start engage prop spinner starter slight down pressure starts engine field box wont move start motor installs quickly SAFE-START ADAPTER Manufactured Weaver Machining Service Dewey Street Maynard MA 01754 Tel No 508 897-9591 Over 750 Select *7 1/4 Scale18 Sheets *eo Sloe38 Sheets *40 Sloe38 Sheets *Propeller Oecals WT only6 Sheets-3 siocs ea *Kill Markinas WT only16 Sheets *Nomenclature MarhinaS 3 Sioes-12 Sheets inBlack White copy *Letters Numbers 10 Colors See color chart * Fluas American united Kinedom Contederetel * Stars 10 Colors 9 Sizes plus Sheet Assorted Sizes * Trim Sheets 4-3/4' 2S 1010 colors see color chart DECALS PRESSURE SENSITIVEWATER TRANSFER Authentic model insianias pressure sensitise 6d major decals mater transler mr 1/4 scale 40 80 sice propeller decals World War II hill markloan stars iluas letters numbers trim 11I sheets NORTHEAST SCREEN GRAPHICS 21 FISHER AVE EAST LONOMEAGOW MA OtR2R TEL 413-525-4110 1/4 Scale Modelers ch Has Ended Look No Further Perfect Pilot Bust Comoletely finished equipped ready fly Scale 1/4 Height Width ight 6oz Price $1995 ea P&H $3 25 per item Calif resid add sales tax uivSport 209 224-41 70 Sn uf-Vi BACK PLATE MOUNTS Front Intake Engines Aluminum Back Plate Mounts light weight easy Install Just bolt engine crank case mounts equipped SNUF-VIBE isolation system double protection engine vibratIon JT-BPI 09 15 1496 JT-8P2 19 25 1496 IT-BP3 29- 056 1496 SIX SIZES FOR ENGINES 15 TO 182 JT-BP4 60-90 1495 Jr-BPS MAX 90-108 1796 JT-BP6 ST 2500-3000 2196 available hobby shop ORDERSEND 25t tr STAMP.- uI RtCTforimmediateshipmenf Check MO VisaFOR ADDITIONAL INFO MC COD acceptid Add $250 UPS $300 forANO JIEC CATALOG COD t0/s sales tax Calif residents194 School St. Daly CIty CA 94014 14151756-3400 December 1990 179 IStarter included INTRODUCTORY PRICE Add $200 Shipping Handling check Money Order Only No coDs checks payable no SAFE-START Mass Res add S% sales tan 4 WWIWWII enterprises po box 5631 fresno calif 93755 SAVE YOUR FIELD SNUF-LER muffler low cost easy Install lightweight sound reducing muffler no performance penalty answer AMA muffler rule suggestions saving flying fields Meets AMA muffler rule suggestions SN U F-FLERTM 3 10 decibels quieter stock muffler MUFFLER No power loss possible 300-500 RPM Increase Patend Improves engine idle s better fuel economy Easily attached 25-108 stock mufflers Heat corrosion resistant Black E coat finish No special adapters required WeIghs 35 oza Fits ASP BRAT ENVA FOX HP IRVINE K & B OS MAX ROYAL YS SUPER TIGRE mufflers available hobby shop ORDER DIRECT immediate shipment Chech MO Visa MC CODSEND 256 STAMP accepted Add $2hOtor UPS $2tOtorCOD 6% satestaxFOR ADDITIONAL INFO Calif residentAND JTEC CATALOG PLANS NOW AVAILABLE Easy-to-build WORLD WAR SPAD REO BARON Pedal Panes little pilot age 3 5 will love unique end esoting toyt Pans $1495 seth US & CanedalSpecify plane desired PIe Pee add 6% ten Foreign orders add $300 FANTASY TOYS 7958 Pines Blvd e 188 Pembroke Pines FL 33024 305432-5196 Pane complete full-size patterns material list step-by etep instructions color photographs span can reduced exceeding 5% al lowance 444 Corsair requires almost no modification resulting models would have wing areas tween 325 350 sq Although size cor responds wing area use MO-is three classes design Royal kits would tend make little heavy Class small Class II engines unless great care taken lighten structure best choice engine would probably 60 65 ap propriate modifications engine mounts accommodate larger engine increased power Royal kits expensive few options available someone wants kit-build kit quality matches ef fort Royal puts design scale Out lines theyre probably well worth price Rules proposals first rules proposals should appear Competition News section issue proposals could become rules fly 1992 cant comment proposals because havent chance arrive AMA Headquarters can discuss concerns support pro posal interests contacting Con test Board representative listed Competi tion News section Initial voting Control Line Contest Board CLCB will occur shortly af ter proposals published must act promptly dont express opinion have no reason complain CLCB ap proves rule dont like Navy Carrier Advisory Committee NCAC serves provide Carrier expertise sist CLCB its deliberations Navy Car rier rules proposals opinions welcome NCAC well may contact Mark Warwashana NCAC chairman 43670 Can dlewood Canton MI 48187 Mufflers The current restriction exhaust ex tensions effectively prohibits mufflers Navy Carrier events dont wish see mufflers made mandatory CL event believe shouldnt prohibited two years Navy Carrier Society has recommended Contest Directors allow use mufflers Navy Carrier events object gather formation could used draft rule al lowing mufflers events As far know has little experi mentation upon base rules proposal Tom Schaefer has doing work know muffler systems enhance least harm engine performance Perhaps few people experimenting mufflers cause little point investing effort equipment prohibited AMA rules Maybe modelers arent interested experimenting cause dont see rules proposal get ex cited over Whatever reason need experiment write rule will ef fective equitable reason inactivity has lack rules proposal situation will remedied cycle have proposed rules change would allow exhaust extensions longer three inches ie mufflers would allow exhaust ex tensions up 13 long measured described rule book provided single round exhaust exit no larger 0343 87mm diame ter intent allow majority commer cially available mufflers including tuned muf flers preventing use full tuned pipes dont believe full tuned pipes provide sig nificant advantage over tuned mufflers wanted preserve what little left scale 180 Model Aviation $2495 OAT NO SOD - a Made vvflite Laminating epoxy & Fiberglass ng tweight No Pin Holes tle e Construction No Odor SPAD Construction materials wheels hardware etc available lumber F -e outiete Same parto available ready-made desired Uet included plane effect avoiding exhaust extensions long airplanes reason selecting exit diameter did allow simple check detennine whether muffler legal 11/32 rod will fit inside legal exhaust exit diameter should large enough accom modate commercially available mufflers still providing reasonably effective silenc ing members NCAC open sug gestions have anything add pro posal would like see changed way let us know now can start work CL Combat/Johnson Continued page 75 erick Enterprises 6513 Woodway Dr Fort Worth TX 76133 call 1-817/292-6710 can see picture offer metal en gine mounts special head button Foxes provides enough depth allow use head liner shims pictured stock Fox button doesnt extend far enough cylinder get squish hand close enough piston Shimming up liner may give exhaust timing youre after out ability remove like thickness shim head youd end up lower com pression ratio Closing exhaust port off later will lower cylinder pressure items look like eyelets used external bellcrank hold lines Special light weight bolt-and-washer combinations used lower weight engine aluminum bracket holding remote needle valve sembly small nipple use paci fier bladder fuel system piston/liner shown Fox Mark VI has rechromed fitted addition trouble-prone roll pin has exorcised con ventional circlips installed stock Mark VI has failed yet might send treatment before inevitable happens Mark partner Willie Wiley can rework AAC ABC iron setup also fer own scratch-built piston/liner-and-rod combination well ready-to-go engines Ive impressed Marks engines over years especially after winning Nats Money Meet number other top fliers using products excellent results would recommend anyone needs strong dependable engine spend extra dough get ready-to-go engine buy new engine out box youll spend plenty fittings just keep piece Mark thinks secret good power ABC-type engines nice tight fit top stroke Some engine builders dont like squeak top seems help hot restarts well power Most fliers run Marks piston/liner use prop average en gine doesnt make much noise revving away pulls model very well reliable Unlike lot items show youre unable buy sorry gone youll able get immediate delivery almost everything pic tured Engine reworks may take couple weeks Id suggest jumping bandwagon before guys stop making stuff love hobby go out make some real money other things 15th annual Bladder Grabber tre mendous success once again largest Combat meet 54 entries astounding level competition Phil Granderson defeated comers Pete Athans closest hunt DuraPlane II 25-size 3-channel basic flight trainer scuffle ground isnt some thing should have face own may have gotten own dont think model should stand After two team So join up airplanes thatll stick through thick thin Duracraft Inc 1001 Orard Grove Onva Royal Oak NI 48067 GUNFIGHTERS * POSITIVE FEEL * USED BY TOP PILOTS * FOR FUTABA AIRTRONICS JR OTHERS PLEASE SPECIFY RADIO DuraBat 40-size 4-channel aerobatic trainer CA RES ADD 625% SALES TAX December 1990 181 Dynamic Duo Durability Stand Ready Help Take Encounters Planet Earth PAYDIRT 60 Serious About Performance Symmetrical70-91 4-C 60 Inch Wing50-61 2-C 800 Squares7-8 LBS ARDEN .We know want fly L1731 NW Madrid Way Boca Raton FL 33432 407-367-7744 4 D&J ELECTRONICS 900 Lucy Road ll MI 48843 5462644 service makes P/C equipment utilizing state art electronics Spectrum Analyzer Precision Frequency Measuring equipment True 1991 Standards endorsed AMA & RCMA Transmitter Slicker Program FCC LicensedSpeed Central RepairsQuality Service Transmitter Checks Only includes GOLD/SILVER sticker$400 Transmitter & Receiver Calibration$2400 Frequency Upgrades & Changes crystals extra$2900 Bench Time Repairs per hour$2500 Transmitters service will receive AMA/RCMA sticker ADD $500 FOR SHIPPING & INSURANCE TURN AROUND TIME TWO WEEKS OR LESSl UPS VISA/MASTERCARD ACCEPTEDCOD