THIS MONTHS article will devoted Formula type racing aircraft Hope fully can interest non-Formula people try youll like it! Jerry Nelson fathered idea racing miniature aircraft resembled fullscale midget racing planes using Con tinental 0-200 100-hp engines Jerry started insane event 40s available OS Max Fox Supertigre K&B engines front rotors times turned usually 3 minutes plus Since time 1964 engines planes times have improved great deal average time contest now around 1 minute 25 30 seconds experts consistently turn near 118 Stand ard Class around 130 times quoted Southern California area think fairly consistent rest country Now does go about preparing Formula racing Well first lets assume individual has raced other classes ie Quickie 500 Midget recommend starting Formula previous racing ex perience F- 1 aircraft just too fast rank novice Okay have established indi vidual knows go straight turn left Now what build F-l few commercially available F-l kits market Terry Prathers Little Toni Stegals Minnow Staffords Rickey Rat D & S Rickey Rat Loki F-ls fiberglass foam exception Staf ford Rickey Rat still balsa foam can try locate Staf fords Super Midget Mustangs Min now first F-I planes easy build very easy fly very important first F-i have doesnt have lot bad habits air landing Both Midget Mustang Minnow very giving build according instructions keep 5-pound minimum weight dont like kits avail able its get pencil paper design own Beware F-is typical RC model airplanes dont know basics aircraft design dont try design completely new F- 1 things fly 170- 200-mph speed range have right ex pect fly well nothing worse squirrelly F-i Well havent discouraged now insist building own F- 1 some problems will have put up basic parameters F-l fol lows old pylon activist himself Ed Rankin holding aloft identification contestants Formula 1 RC before start Pylon race i 450 sq wing area 1 thick fuselage fillet Constant taper allowed tip 2 Fuselage must 3 wide 7 deep cockpit 3 Weight must least 5 lbs over 6 lbs 4 Landing gear must fixed con sist two wheels 2 diameter steerable tail wheel skid 5 Propeller must wood fixed pitch 6 Engine size limited 40 cu fuel shut-off Engine must stock available minimum quantity iOOO through retail outlets No tuned pipes 7 The airplane configuration must re semble full-scale Formula has raced complete set rules see AMA rule book seven items listed above give general guidelines airframe engine Epoxy-Glass 500complies club soo Sport Pylon Rules Super strong epoxy glass fuselage 6-1/2 oz plywood parts foam cores plans instructions $4395Fuselage only$3295 LA-lA POGO Available 3 SixesAll featuring Hi-Strength EpoxyGlass fuselages super lightweight foam wing cores Formula 19 oz fuselage cheek cowl canopy joined lightweight wheelpants plywood parts foam wing cores plans 3-views instructions $4995 Quarter Midget5-1/2 oz fuselage cheek cowl can opy piywood parts foam wing cores plans 3-views instructions Wheel pants available $2995 1 /2A2- 1/2 oz fuselage molded firewall foam wing cores plywood parts plans 3-views instruc tions Full kitall balsa parts $2295 Wheel PantsLightweight already joined Formula /5695 pair Quarter Afidget$495 pair RC Pylon/Lane continued page 19 Keep tail light using /4 medium stock sand much away possible still maintain reasonable airfoil wing skins should 3/3 2 medium hard hard sure use either celastic fiberglass tape reinforce wing center-section joint Use good contact cement wing skins careful allow cement dry least 30 minutes before attaching wing skins foam core put skins foam before contact cement dries foam will melt Build about 11/20 wash-out wing tips sure moveable surfaces solid no slop hinges pushrods torque rods Before mount wing stab engine permanently make sure incidence angles measure 00 thrust line fuselage Now comes fun part What engine going use Actually better decide before finish fuselage will fit small detail have selection several engines choose Supertigre K&B HP 05 Fox popular engines use K&B Supertigre engines rear rotor rear exhaust Schnuerle-ported ball bearings front rear develop around 1 hp 20000 rpm Use racing fuel engines breakin racing K&B makes standard racing fuel 40% nitro works very well Check local F- 1 pilots area ask what fuel works best locale Humidity temperature altitude have major impact fuel used Another major item F-i prop openers start 9D-8P Top Flite racing prop will probably trim diameter down 8 sure balance prop precisely possible Another prop seems work well Rev-up series 400 Check around local racers see what using isnt anyone local area just experiment various props RvJ Aocu-Board40 x 12 x 2 8 easy adjust brackets hardwood construction perfect fuse lage building board $3295 estra brackets $395 pr 1313 287-9320 -Taylor Ml 48 180 20620 Emmett prices FOB Detroit /ODELSDealer inquiries invited Shipping costs $12S per order 8 90 D 7 8 1/2 P general rule thumb use trimming F-l plane fly ing hands off would crash turn about 50 feet right pylon helps keep plane course fighting controls Remember before helper releases plane take-off hold about tick t rudder keep plane straight take-off Keep control surface throws minimum Thats month Keep em fly ing go fast turn left address 4477 136th Hawthorne CA 90250 CL Combat/Johnson continued page 28 line tanglers bellcrank artists allowed fly After years put ting up such poor sports realizing attitudes cannot legislated de cided eliminate problem Enter Special Pro Combat Association first contest found 14 contestants flying four matches plus some fly-offs 64 matches four ended mid-airs second meetwas held March 27 28 contestant flying three matches day plus flyoff third through fifth places fifth round proved bloodiest pressure break lot ties record eight straight mid-airs occurred during round evening before 30-minute challenge between LA Skyburners San Diego Prop Twisters air time cuts counting Skyburners edged out Prop Twisters 2538 2500 points amazing part two planes dam aged during wild team melee bash after close meet Sunday also bloodless pressure die good fliers seem get trouble much less guys always looking juicy mid-air fliers agreed four rounds would MESSERSCHMITT 163 KOMET Featuring33-1/2 span 211 sq area 3-1/2 oz epoxy-glass fuselage firewall installed weight 20 oz 2-channel controleleverons foam wing cores wing sheeting leading trailing edges aileron horn assemblies ply servo mounts sliding servo hardware Kit$3295 Fuselage$2 195 Wing Cores$SOO Kelly Fibre Glass Props Available enough simple ribbons sufficient Theyd rather leave trophies novice since just winning meet type satisfaction enough Fast things Note picture Richard Brashers Motivator Thats de stroked K&B 40 sitting up front plane Tony Guests Shrika impressive Special Pro meet speeds excess 120 mph flight difference Super tigre Tonys plane will break Richs K&B running considerably under its design limit doesnt blow plugs time horsepower machine coming out top Next time Youll notice picture win ners meet exactly kids Two over 30 kids quick reaction times say humbug experience seemed important lightning reflexes Also observe Tom Zon smoking pipe circle marshall match Toms opponent wrapped lines around Toms pipe since pipe Tom spinach Popeye alas lost match pipe flamed out wear watch right wrist lines caught once Its funny happens points out potential dan ger getting lines caught watches pipes sun glasses worse yet prescription glasses Combat Advisory Committee has recommended minor changes Fast Combat Slow Combat probably will have major overhaul main problem slow slow things down becoming overly Mickey Mouse problem facing Com mittee ultimately Contest Board consideration about given AMA 1978-79 rules latest MACA Newsletter Howard Rush claims 120 mph possible Slow Combat ship no doubt would build light clean ship put tank inboard side fuselage fuel regula tor special venting needed keep engine going rich once youve become airborne restricting uni-flow vent July1976 83 PYLON RACERS
Edition: Model Aviation - 1976/07
Page Numbers: 19, 83
THIS MONTHS article will devoted Formula type racing aircraft Hope fully can interest non-Formula people try youll like it! Jerry Nelson fathered idea racing miniature aircraft resembled fullscale midget racing planes using Con tinental 0-200 100-hp engines Jerry started insane event 40s available OS Max Fox Supertigre K&B engines front rotors times turned usually 3 minutes plus Since time 1964 engines planes times have improved great deal average time contest now around 1 minute 25 30 seconds experts consistently turn near 118 Stand ard Class around 130 times quoted Southern California area think fairly consistent rest country Now does go about preparing Formula racing Well first lets assume individual has raced other classes ie Quickie 500 Midget recommend starting Formula previous racing ex perience F- 1 aircraft just too fast rank novice Okay have established indi vidual knows go straight turn left Now what build F-l few commercially available F-l kits market Terry Prathers Little Toni Stegals Minnow Staffords Rickey Rat D & S Rickey Rat Loki F-ls fiberglass foam exception Staf ford Rickey Rat still balsa foam can try locate Staf fords Super Midget Mustangs Min now first F-I planes easy build very easy fly very important first F-i have doesnt have lot bad habits air landing Both Midget Mustang Minnow very giving build according instructions keep 5-pound minimum weight dont like kits avail able its get pencil paper design own Beware F-is typical RC model airplanes dont know basics aircraft design dont try design completely new F- 1 things fly 170- 200-mph speed range have right ex pect fly well nothing worse squirrelly F-i Well havent discouraged now insist building own F- 1 some problems will have put up basic parameters F-l fol lows old pylon activist himself Ed Rankin holding aloft identification contestants Formula 1 RC before start Pylon race i 450 sq wing area 1 thick fuselage fillet Constant taper allowed tip 2 Fuselage must 3 wide 7 deep cockpit 3 Weight must least 5 lbs over 6 lbs 4 Landing gear must fixed con sist two wheels 2 diameter steerable tail wheel skid 5 Propeller must wood fixed pitch 6 Engine size limited 40 cu fuel shut-off Engine must stock available minimum quantity iOOO through retail outlets No tuned pipes 7 The airplane configuration must re semble full-scale Formula has raced complete set rules see AMA rule book seven items listed above give general guidelines airframe engine Epoxy-Glass 500complies club soo Sport Pylon Rules Super strong epoxy glass fuselage 6-1/2 oz plywood parts foam cores plans instructions $4395Fuselage only$3295 LA-lA POGO Available 3 SixesAll featuring Hi-Strength EpoxyGlass fuselages super lightweight foam wing cores Formula 19 oz fuselage cheek cowl canopy joined lightweight wheelpants plywood parts foam wing cores plans 3-views instructions $4995 Quarter Midget5-1/2 oz fuselage cheek cowl can opy piywood parts foam wing cores plans 3-views instructions Wheel pants available $2995 1 /2A2- 1/2 oz fuselage molded firewall foam wing cores plywood parts plans 3-views instruc tions Full kitall balsa parts $2295 Wheel PantsLightweight already joined Formula /5695 pair Quarter Afidget$495 pair RC Pylon/Lane continued page 19 Keep tail light using /4 medium stock sand much away possible still maintain reasonable airfoil wing skins should 3/3 2 medium hard hard sure use either celastic fiberglass tape reinforce wing center-section joint Use good contact cement wing skins careful allow cement dry least 30 minutes before attaching wing skins foam core put skins foam before contact cement dries foam will melt Build about 11/20 wash-out wing tips sure moveable surfaces solid no slop hinges pushrods torque rods Before mount wing stab engine permanently make sure incidence angles measure 00 thrust line fuselage Now comes fun part What engine going use Actually better decide before finish fuselage will fit small detail have selection several engines choose Supertigre K&B HP 05 Fox popular engines use K&B Supertigre engines rear rotor rear exhaust Schnuerle-ported ball bearings front rear develop around 1 hp 20000 rpm Use racing fuel engines breakin racing K&B makes standard racing fuel 40% nitro works very well Check local F- 1 pilots area ask what fuel works best locale Humidity temperature altitude have major impact fuel used Another major item F-i prop openers start 9D-8P Top Flite racing prop will probably trim diameter down 8 sure balance prop precisely possible Another prop seems work well Rev-up series 400 Check around local racers see what using isnt anyone local area just experiment various props RvJ Aocu-Board40 x 12 x 2 8 easy adjust brackets hardwood construction perfect fuse lage building board $3295 estra brackets $395 pr 1313 287-9320 -Taylor Ml 48 180 20620 Emmett prices FOB Detroit /ODELSDealer inquiries invited Shipping costs $12S per order 8 90 D 7 8 1/2 P general rule thumb use trimming F-l plane fly ing hands off would crash turn about 50 feet right pylon helps keep plane course fighting controls Remember before helper releases plane take-off hold about tick t rudder keep plane straight take-off Keep control surface throws minimum Thats month Keep em fly ing go fast turn left address 4477 136th Hawthorne CA 90250 CL Combat/Johnson continued page 28 line tanglers bellcrank artists allowed fly After years put ting up such poor sports realizing attitudes cannot legislated de cided eliminate problem Enter Special Pro Combat Association first contest found 14 contestants flying four matches plus some fly-offs 64 matches four ended mid-airs second meetwas held March 27 28 contestant flying three matches day plus flyoff third through fifth places fifth round proved bloodiest pressure break lot ties record eight straight mid-airs occurred during round evening before 30-minute challenge between LA Skyburners San Diego Prop Twisters air time cuts counting Skyburners edged out Prop Twisters 2538 2500 points amazing part two planes dam aged during wild team melee bash after close meet Sunday also bloodless pressure die good fliers seem get trouble much less guys always looking juicy mid-air fliers agreed four rounds would MESSERSCHMITT 163 KOMET Featuring33-1/2 span 211 sq area 3-1/2 oz epoxy-glass fuselage firewall installed weight 20 oz 2-channel controleleverons foam wing cores wing sheeting leading trailing edges aileron horn assemblies ply servo mounts sliding servo hardware Kit$3295 Fuselage$2 195 Wing Cores$SOO Kelly Fibre Glass Props Available enough simple ribbons sufficient Theyd rather leave trophies novice since just winning meet type satisfaction enough Fast things Note picture Richard Brashers Motivator Thats de stroked K&B 40 sitting up front plane Tony Guests Shrika impressive Special Pro meet speeds excess 120 mph flight difference Super tigre Tonys plane will break Richs K&B running considerably under its design limit doesnt blow plugs time horsepower machine coming out top Next time Youll notice picture win ners meet exactly kids Two over 30 kids quick reaction times say humbug experience seemed important lightning reflexes Also observe Tom Zon smoking pipe circle marshall match Toms opponent wrapped lines around Toms pipe since pipe Tom spinach Popeye alas lost match pipe flamed out wear watch right wrist lines caught once Its funny happens points out potential dan ger getting lines caught watches pipes sun glasses worse yet prescription glasses Combat Advisory Committee has recommended minor changes Fast Combat Slow Combat probably will have major overhaul main problem slow slow things down becoming overly Mickey Mouse problem facing Com mittee ultimately Contest Board consideration about given AMA 1978-79 rules latest MACA Newsletter Howard Rush claims 120 mph possible Slow Combat ship no doubt would build light clean ship put tank inboard side fuselage fuel regula tor special venting needed keep engine going rich once youve become airborne restricting uni-flow vent July1976 83 PYLON RACERS