Fox Racing

n age programmable whatsits automatic machine tools microprocessor-based coffeemakers high-tech aerospace materials cadre people still like things simple people Fox Racing may Fox Racing new have several versions throughout years FoxBerg FoxyHazel Fox Sport Race Fox Buzz Fox Goodyear etc events similar concept regional rules variations allowed use stock Fox Stunt 35 suction fuel system several directions taken involving accessories alrplane configuration such landing gear wing area thickness props shutoffs fuel etc formation National Control Line Racing Association NCLRA effort made standardize Fox Racing rules event supplemental 1996 National Aeromodelmg Championships Nats entries other Racing events except Mouse Some might call Fox Racing beginners event new racing would good place start am beginner love event its simplicity competitiveness hope never outgrow won years race Nats may slightly immodest state thought might like know howl did fundamentals wont surprise anyone familiar racing need solid slightly nose-heavy stable airplane bulletproof landing gear loose engine good hot-restart compression experience great amounts practice traffic Engine Stock Fox Stunt 35 No metal may removed added Screws may replaced needle/spraybar may substituted no other aftermarket parts such stuffer backplates button heads other modifications pennitted am sure Contest Director will look other way want file off front muffler screw lug ideally placed give thumb good bum have choke venturi restarting respect Duke Fox Fox Stunt 35 vibrator flying partners insists #4 mounting screws insufficient drills engine mount screw holes #6 screws uses 6-32s hold engine place Im sure required doesnt hurt anything have versions Fox Stunt 35 Some run better others experimentation youll find runs well gives one-ffip restarts best Fox mid-1970s shiny case tumbler-finished unit has external muffler screw lugs two tapped holesone above below exhaust port vertical centerline Foxes run strong first tank wont restart well version has right combination metallurgy fit give good restarts dont despair cant find Foxesthere others Run what have until figure out restart routine works havent resorted Ive seen competitors small squeeze bottle straight castor oil Marvel Mystery Oil pits prime engine hot restart enhances piston/liner seal better compression quicker restart Fox glow plugs work well have also used K&B iLs very successfully running hard whole season plug Ask Goodyear buddies plugs go through much spends glow plugs season Propeller rules state must use 9 x 6 9 x 7 wood plastic commercially available propeller use black Utish Tornado 9 x 7 has substantial blade area heavy good flywheel effect starting loose hot engine its almost stiff wood holds its pitch well bolted vibrating Fox propeller durable wood likely survive scuff surface heavy-handed treatment propellers sometimes receive pits Some pretty fast competitors have used APC 9 x 7 allows revolutions need light clean airplane before will produce speed addition noise 60 Model Aviation NG U Author Nats-winning Shoestring reinforced steady fairly Fuel Contest-supplied 10% nitro heavy Accelerates slowly cruises fast pits well minimum 20% castor oil lubricant 22-25% castor oil wont hurt anything will probably help restarts Tank square wedge uniflow type 1 -2A-ounce capacity Since no shutoff Fox Racing need monitor much fuel put tank will ovemin using prescribed number pit stops fill fuel tank Sig five-ounce syringe putting 35 cubic centimeters cc about 11/4 ounces per pit stop gives approximately 35 laps lap per cc want play games short tanking/long tanking will need experiment may cause unimpeded staggered pitting racemates Beware too-short tank put enough fuel tank pick up get restarted other danger too much fuel first tank getting too far along before first pit forced short-tank get pit stops happened us recently still kicking ourselves say because racing team effort addition pilot/pit-crew coordination should tap some experience within club modeler learned value rigid front enda proponent onepiece hard-maple engine mount taught about Seat Power another modeler leamed about proper landing gear placement predictable takeoffs hot no-bounce landings prior experience can teach much piloting skills etiquette needed negotiate center circle traffic have also incorporated other unconsciously absorbed techniques truths building flying pitting practices Plumbing use good suction uniflow fuel tank should get consistent fuel feed steady run throughout tank crisp end-of-run shutoff tank runs dry However uniflow tank requires overflow vent uncapped filling let air out tank fill recapped before starting done way Stunt sport fliers it adds seconds pit stop time first tanks alligator clip soldered tank piece fuel tubing routed vent through wire keeper alligator clip pit fuel syringe connected fill tube pit man grips fuselage fingers alligator clip thumb squeezes opening vent filling tank syringe empty alligator clip released vent effectively sealed new way use Kustom Kraftsmanship #515 one-way inline ball-check valve overflow line properly installed will vent airfrom tank fill it will prevent air getting outside tank Another plus vents air slower guys can empty syringes creating positive pressure tank filling forces fuel through line up venturi effectively primes engine one-flip restart choking venturi Find Kustom Kraftsmanships ad Model Aviation send dollar catalog rabid competitor KK has useful specialty items hard find typical hobby shop Use fuel filter between tank needle wire-on tubing connections Photos Eric Williams Graphic Design Carla Kunz July1997 61 Well-prepared pitmans pit box has knee pad glove pitmans safety comfort tools spares fueling expedient replacement Original uniflow tank setup surgical tubing Tank now has one-way check valve overflow line Monitor overflow vent routed alligator clipworks well condition rubber bands fuel lines replace necessary Muncie Model & Hobby Rapidly growing hobby shop Muncie area next AMA National Flying Site Kits S Engines S Radios S Supplies Control Line Free Flight RC Fee Gifts Stop register free gifts April thru July 1997 Memorial Drove AMA NsRonsl Flying Soss 0 Moonco MOAoIW Contact Mark Daniel Vest 2646 S CR 400 E Muncie IN 47302 765-289-5856 can get Ringmaster already have ready racing 1 Stiffen existing landing gear preferably making new single-wheel strut will withstand rough treatment will bounce idea get wheel properly located pilot can fly airplane smoothly down surface stick asphalt little down elevator whip ground pit man 2 Replace present oval wedge whatever above fuel lank Smiths Model Products small square wedge uniflow types should work well Experiment couple different tanks necessary find shuts off crisply runs dry 3 Add Higley Heavy Hub nose weight stability grooving restarting flywheel effect 4 Move pushrod last hole elevator control horn stability looper moreyou want stable grooving airplane 5 pilot full-grown add wingtip weight have 1-1 es total helps pilot whip airplane pits engine stops exactly wrong place circle pilot youngster may want refrain adding tip weight added pull already nose-heavy 35-ounce airplane will stretch young arms tax strength Coach youngster fly smoothly avoid floating high wind after engine quits Floating allowed racing can hazardous airplane others 6 Cut rudder off reglue no offset sure pilot alert pitting especially launch Preparing Race New Kit Throw away little maple blocks provided engine mounts carefully lay out onepiece engine mount way back wing joint will end up piece inch thick approximately 2-3 inches high maybe 12 inches long halfoval cutout end accommodate wing leading edge about d Hollow out front end crankcase Fox youre may add another maple block under engine mounts just forward wing Locate block mounting landing gear Use doublers usual rules allow addition cheek cowl original kit didnt have recommend effective vibration dampener also put fin/rudder together glue fuselage laying flat building board remember no rudder offset assembly glued outboard side fuselage making balsa Epoxolite fillets inboard side Cover both sides fuselage fiberglass cloth strength stiffness Most stabilizers 35-size kits balsa usually thicken/reinforce center section three- four-inch-long doubler top bottom basswood balsa could throw stock stabilizer away make new ain balsa leadout guide inboard wing Stunt/sport kits placed assist keeping lines tight overhead stunt maneuvers engine loafing rearward position induces fair amount outward yaw accomplish line tension also produces dragnot good characteristic race airplanes can make improvement relocating leadout guides forward cant tell far spar spaced about apart can go too far forward produce guaranteed torque roll launch conservative pilot alert whips judiciously launch can go little faster too great risk Perhaps best solution install adjustable leadout guide start conservatively gradually reach optimum setting allowing move leadouts back windy days prudence order rules permit 35-size profile kit 300 square inches Most available local shops some available mail order Ringmasters fast built straight good luck Flite Streaks Brodak Streak Shoestrings well number others will work also new purpose-built kit available Mongoose II $6900 i oducts 6924 92nd a OK 74133 918-492-9435 Fax 918-492-9375 150 pp counts Pout o Ihrfuurtagc sido ouI 10 150 Rrocibrr 0 julho cockpit 105cR uiuo i 2Iu IS LCD rcccuuoru As osboaod mRsilRr check yuor receiver battery pack No mob gsv hoRkops Able loser batterys vollage tRIbe searest llmV easy read digits As alarm flashisg LED yore voltage drups betsw 11 volt per cell switch allows oo choose loll cells battery pack low battery atoms cas aid finding dowsed airplase sare receiver port moonts screws like servo enabled no disabled Know volta1e soon ynu hum receiver Susall hblweigbl 1/2 onsce must airplane helicopter sailplane Year Wanasly $3995 62 Model Aviation AMING DIVE ATTACKS iuoinrr FEIGIITSOANEUVERS RoclopodforRC err Pue ir, Iightcrigbl Po Brake eyelr-I unirr uod off Qoickooulorpo,uououlnooor IIigSRPMdoobIrucuIcdInirgu No00105 o bollnieu 011 oiu prod ucodod Siren doubles uno .dibIo oirpooIidicolor Air Screamer TM Sroken rings excessive ring wear excessive piston wear bent valves leaking head gasket can detected thru compression testing Regular testing can determine fast wear occurs allows lake corrective action Helps determine condition used engines bueying selling must engine performance modifications ONLY LJ Pu, 70Sh COMES COMPLETE WITHo GLOWPLUG ADAPTER FOR GLOW ENGINES SPARK PLUG ADAPTER FOR GAS ENGINES EXTRA VALVE CORES SPARE CAPS AMI 0-RING ONho Aduptoou AuilubI Noluo O0chg PlogO 5$55 lO,oo Spunk Plug 01095 Tonbo Plug 0 5595 differs old Slow Combat design smaller still large enough satisfy rules ready hot practice pit box should have spare plug plug wrench spare prop prop wrench starter battery preferably ammeter good plug/bad plug indication battery clip will stay plug itself remove easily heat battle least two fuel syringes right-hand leather glove protect flippers finger 100-lap race put 35cc fuel tank another 35cc syringe 4550cc other syringe should have enough fuel finish race having try refilling syringe during race feel need short-tank middle tank can still finish what contained last syringe yourself pits should await gliding/coasting airplane crouching feet battery syringe left hand gloved right hand ready stop model shortstop necessary Catch airplane wing prop hub stronger wing less likely twist airplane violenfly out hand hot landing As model hits hand stopped correct its attitude/position relation pifline preparation restart/launch have single-wheel landing gear orient airplane outboard wingtip down ensures tank pickup gets wet immediately helps fill fuel line up venturi automatic venturi pnme also means leadouts control wires up air could snagged incoming dead-sticks alert pause pitting necessary dip inboard wing surface allow rightof-way incoming traffic Transfer syringe left right hand Kneel front outboard side put battery down stretch out clip leads toward plug dont connect yet ungloved fingers left hand guide syringe tube onto tank fill line push plunger empty syringe Servo Model Check Out Servo Specifications. Servo types Standard oilite bearing Standard-BB two bait bearings Standard-Pro has two ball bearings three metal gears believe currently lowest priced servos industry RCM-BB Micro offers performance micro servo size sub-micro servo has ball bearing output shaft Pico servo time smallest servo available anywhere weighs mere 9 grams 1/3 oz produces up 14 ozin torque Connectors fit Futaba HiTec JR receivers can keep prices servos really low because import ourselves large quantities directly Taiwan Reliability appears excellent Dimensions Weight Torque Speed 48V-60V sec / 600 Remarks Price RCS-1Standard 405x200x382mm 155oz 42-600zin 014-012lowestcost969 1 59x079x1 5 in44 g RCS-BB Dual BB 405x200x382mm 164 OZ 42-60 ozin 014-012 2 ball bearings 1695 159x079x15 inAg ROS-Pro Dual BB 200x382mm 194 OZ 50-63 ozin 021-017 2 ball bearings Metal Gear 1 59x079x1 5 in54g3 metal gears RCM-BBmicro270x127x224mm 049 OZ 30-36 ozin 016-013high pertormance2495 1 BB1 06x050x088 in14 greal micro servo RCP-1pico218x110x197nm032oz 11-l4ozin 011-009smallestservo servo086x043x078 9 gin world l2895 pico218x110x197mm 136oz 11-l4ozin 011-009smallestservo ~ 1 BB 086x043x078 inlogwith ball bearing l319 Dramatic Price Reduction Solid State Piezo Gyros ACT-i single-unit piezo gyro has proven its excellence keeping tails straight helicopters outstanding little gyro manufactured Germany Black Forest precision now available sharply reduced price Thanks mass production techniques use new mechanically stable piezo element can now offer gem price $13995 RC-Direct stocks parts warranty spares San Marcos Califomia location gyro also available heavy-duty version model ACT-HD HD has electonics piezo element mounted vibration-dampening environment Other unique features ACT-HD gainlsensitivity can set prior flight electronically thus can used single-channel New price ACT-HD $14995 Both gyros can used dual-channel first channel working tail rotor control second channel used dynamic in-flight control gyros gain/sensitivity Other Products Excellence. sake pride representing leading European manufacturer smart flight battery chargers electronic speed controllers electric flight Schutze Chameleon chargers smart figure Out number cells pack design capacity calculate optimum charge rate time start charging best rate Model isl-8 has dynamic graphic display battery condition 2323 C Tamara Lane tel oti 752-9330 look us up Izttp/Iwwwrc-directcom July1997 63 Type radio control online HOBBJHORSE 1769 Thierer Roadadison WI 53704 _ __ $4 RadioSale Price Focus 2AM Single Srick 27/72 MHo5749 Pocas4PM179411 Focas6PM915799 Flash4FM14c99 Flash5FM6111791 Challenger 250AM594 111 Peiara7Xflsl Prism 7X 191st92999 Pnser 7X lOst SPICIRA7-1999 Prrua7Xt9IdSFW7fl17A91499 SPECflSATnM alum99 Posor 7X lOst SIWIRA Troasmirlee Charger 3 Focus 4 Tranamirree chueger Focas 6 Teanamirrer charger Rerail $9995 $217995 $24995 $23995 $39495 $6795 $317495 $41995 $59995 $56995 $l6995 $54995 $4499 $4999 ReceiverSole PriceRelnil RLI3 Micoc 53 arI91699$9995 Sapreure Rs sc/vIal6299$9995 FUstRuforHiToc91499$13495 Micoc 5-ch 75 MHe94799$695 2-cS 27 & 75 SIHZ97949$3995 2-cS ASS Ru 27/72 SIHe199$4495 517& 75 MHrCrysrolr$799$1395 Shredder BX1999$4995 ZR4GAHENHNW _____________ G-23$25999 G-36$29999 GAS$55999 G 2556499 GACCESSGRIES5O S snACoanocroem IrerraSole PriceRetail hi Eslensiun9119$595 12 Esrension499 24 Esrrrsioa511$695 36 Esrensiun11195795 17 Bocsr/Baffer Enronsion9911$1393 12 Bocsll17aifer Enlennior999$1395 24 Bocsrl17aifeehnrrocior9111$1495 35 Bocam/Buifer Enrensiarn91 199$1593 176 CunnecrorS799$995 24 Y CuaaocturS499$11793 6 Boars9Baff V Connector1911$1593 Sssirch Hureers5799$1993 39 o Wire1 l9l$1495 Tauiarr curd Faraha Corepat9119$1495 1947 AIRMODEL1GeIiserrd Prices Clusaic Cirahria$317499 6-Shari MR $$29499 NEW Lauer2W$32499 CAP 231$39999 917 Laser $24999 617 G-Sharh$17999 13GGS ORIGINALS__________________ 7174 ConshrCall JUNE FREEBIE IJfsteIy Gift ORDER TOLL FREE 1-800-604-6229 Info BOB 241-3491 Fax BOB 241-1313 E-Mail Addressl hobbyhorse@hobbyhorsecom Vs Oa Web S wwwmallbagcom/userslbobbyborse V sa/Mastercard Welcome VISAPr ces Good Through June 30 1997LW] Nole 1465c/RCO 353 neuman hansMetal Gears Reserred versus $1390 addirianal ServoSal PriceRetail HS-617 Saper Micro IS or1 99$3495 HS-175 Sah Micee 51 or949$3993 195-09MG Sub Micra9799$5495 HS-955B Saper Mimi Single BR SIan9799$4995 HS-lSl Mini 24 er7149$3193 HS-ISIMG9299$4593 HS-2$SBB MicrariS or47694$4193 14S2SSMG9799$3893 H17-225BB Saper Mini Micro 50 no99799$4993 HS309 Srd Span 42 no911199$1693 HS422 Pro Servo 43 or91799$1993 115A25E17 Pro Gaul 0$ 4,II 19521795 HS-S2SBB High Spred 47 or91499$3993 HSS4SBB Hi Tanqar 62 no9499$3993 HS-17OSBB Ulrsu Tnr9ne 77 on996 99$3993 HS-17OSMG $311 Tonalar 770094599$7493 115615MG ifi 11170094599$7493 115-703819 Giaas 133 an974 99$4493 HS-795MG Gioul 1617 an47 99$6493 113-731919 Rerrucs 99 or9999$5995 HS-725BB gall Winch IbI no947 99$7395 HSS17SBB 224 Grin9999$7395 GY-ISSBB Ball Bearing Gym199$13493 SBRVOVALUEIIFALS With SrniRh Hansena PonrHS-3179oS996$4599 Pour 115422S696$3299 ThrreHS-lS1$6399 Three HS-$S$7199 Three HS-2SSBB & 115-889397$18499 Three 115-703 & ann HS-422$9999 HiTEC SERVO PARTY PACK 0818 nrteas S correnctar anly Hg-SW$10499 HS-422$11499 lucluder Fsrur 999191 5cr, l 9sl6 across Os Sapeerrlr / cS Receiver clsmnncl srs 17s SolIcey Acailahle scimh ccl cOuuocllrs 99' 9 ,lllo irh conveclor tor SI 1499 Wmrh firse 49472 -or 11 9 ItI 96111 four HS-425 servos add 93399 WilIm 115169159 o 1 911151111 BYRON FUEL trmtsrseo emcee sane sane sratmonn 3%$5999 15%$6499 15%$6999 EngIneSale Price FA-SOGoldrnRrnghrABC$14993 FA-SriGolderRrnghtABC41999 FA-bSGoldenRaa tABC193 PA GohlenRaaghrABC9493 FA-9lSGoldeaRaighsAAC974993 FA-1255 Golden KnighI MC$37495 917-155 GaIdne Knighl MC$504 9$ 717-$g BC ABC$117495 FA-86 B/C 6CC914997 FA-65RC919495 FA-WIRCAK7971495 FA-91S IC PLC972499 PA 203 IC 41799995 FAIS0RCaLC95495 Resail $33495 $34995 $36995 $41493 $47493 $5 780$ $63485 $31999 $33493 $37993 $43993 $34493 $39993 toss syringe out way wont cause harm Use left hand put battery clip plug use left hand retreat fuselage hold model flipping right hand brings propeller upon compression prepares mighty flip first three ifips successful engine probably dry Remember have running lean setting tank just ran dry needle still set lean Choke venturi once twice flip again Experiment practice until thoroughly familiar engine its preferred pitting techniques succeed restarting engine use right hand smoothly carefully reach around behind spinning biting cutting chewing prop remove battery clip Use left hand release model pointing straight ahead slightly outward inward Collect battery remaining full syringe next pit check laps Ive seen pitmen/crews seem nervous fire rapid herky-jerky motions guys usually break something and/or get flustered something unwise pits fast guys practice make smooth deliberate economical motions have helper/holder little simpler faster holder has battery responsible proper launch orientation applying removing battery clip releasing model after starter out way starter still cateher fueler flipper plug prop changer necessary will go deep piloting techniques because topic has well-covered NCLRA newsletter December 1995 issue reprinted very good article complete diagrams text humor old CLRPM newsletter However piloting fundamentals takeoff must crouched position pilots outer circle slightly ahead line circle center pitman ensures ahead airplane reduces possibility slack lines torque roll upon launch alert ready launch times line-slack taken up pull airplane out pitmans hands until hes ready aware incoming dead-sticks may need momentarily relax lines putting handle lines surface allow incoming airplane right-of-way past lines Upon launch immediately begin enter pilots circle angle simply back straight up may step another pilot step front him trying pass accelerating airplane Fly level smooth handle held chest- neck-high close body aware others flame out pitting will need fly slightly higher aware especially lines catehing buttons tops hats pass others supposed crouch Continued page 67 64 Model Aviation cale ARF 40 Size WWII War Bird MADE IN USA - Radio Reqnires 4 CH 5 servos 5t round fuselage made piece plyeood wrapped aronnd ply formers 4-piece wings tough halsa sheeted am cores wood parts precoruered real gag-shrink polyester $lm Orucover ormany Cowl Canopy Fuel Tank Wheels ocal.etc Aluminum Prop Nut included Fast easy assemble Fully aerobatic stable enough ____________________________________________________________[v32][b90182935111700]]pilot PACIFIC AEROMODEL MFG INCbceFax800 7800100 15437 PROCEOR AVE CnY OF INDUSTRY CA 917458189614199 330-9351 ___y Web Site wwwacaeromodeIcomVisa Master AMEX DISC UPS 0orned 148 StotosI S&Hm $ 99 Plains AdrI 8900 EaSeEa-s lnfapaaaaadal aoa Combo Thandor Tiger Pro 46 ABC BB Engine Only $25999 RacinglByrd Continued page 64 down get heads out way forget heat race Dont forget stay out way its turn flame out immediately get out inner cin1e semi-crouch climb airplane Bad things happen racing circle unpowered airplane floats high wind Begin whip airplane around pitman smooth steady descent Stay ahead airplane until reach spot pilots outer circle directly line pitman center circle Set airplane down about before pit whip ground waiting arms pit crew Once he/she has airplane take couple steps ahead outer circle regain leading position preparation next launch full NCLRA Fox Racing roles other useful racing infonreution recommend join NCLRA well-organized have local presence AMA Muncie newsletter very informative Send $10 Jeny Meyer 8S Grace St North Aurora IL 60542 Byrd 4561 Ozias Rd Eaton OH 45320 Sources Fox Manufacturing Co 5305 Towson Ave Fort Smith AR 72901 Kustom Kraftsmanship Box 3010 Fallbrook CA 92088 Smiths Model Products 521 Jansen Ave San Dimas CA 91773-1617 Pat Matson Mongoose II kit 9609 S Olive St Muncie IN 47302 Engine Choice World Champions Nelson Engines World Pylon Racing Champions Worlds Finest & Fastest Racing Engines have trophies prove Versions Sport & Competition Available Sizes 15 50 Only Way Win Ultra Mounts Backplate Mounting System Barstock Aluminum Replaces Stock Backplate Seal roublesome Gaskets Available ST 40/45/51 Rossi 40/45 Webra 40/50 OS 40/46 SF YS 45 Tbunder Tiger Pro 40/46/53 Magnum XL 40/46/53 Ultra Thrust Mufflers Serious Horsepower Upgrade tor Sport Engines Up 1500 RPM Increase Over Stock Muffler available 60 size ls fit OS 32 Webra 32 ST G 34 05 40/46 SF 0S46 FX ASP 45 Magnum XL 40/46/53 Thunder Tiger Pro 40/45 ST GS 40/45/51 Webra 40/50 MWS 40 Rossi 40/45/53 lete Engine/Muffler Combos Available Application Engine Included Worlds Champion MC andSpeed Wheels ABC Piston/Cylinder Sets For Sport Racing Free-Flight True Chrome Plating oved Electrics 4 Oianeter Porting Timing Options s Fit Replaceable 0-Ring Tire 1 Most YS OS Engines 45 to oz per Pair l Axles Available 108 tor Application Can dyed choice ot color Pylon Racing Paris & Accessories uper Tiger YS Repair Service Send $300 1997 Catalog er Inquiries Welcome PERFORMANCE SPECIALTIES P 0 Box 3146 nerville NV 89410 e 702-265-7523 702-265-7522 Ultra Oil Preservative After-Run Oil tor Model Engines y Compatible OS/YS Pump Systems s Prevent Rust & Corrosion Others Have Failed lable 3 Convenient Sizes 8 oz Ouart Gallon July 1997 67 MucroMarK Small Tool SpecialistsSENDI OVER 2000 TOOLS & ACCESSORIES FOR YOUR Brand Names. Unusual Items. Exclusive Products savings up 60% designed make project easier enjoyable professional TO OROER Send $100 coupon br name address Micro-Mark- 340-2257 Snyder AveI Berkeley Heights NJ 07022-1595CITY_____________________________ STATE_________ ZIPj

n age programmable whatsits automatic machine tools microprocessor-based coffeemakers high-tech aerospace materials cadre people still like things simple people Fox Racing may Fox Racing new have several versions throughout years FoxBerg FoxyHazel Fox Sport Race Fox Buzz Fox Goodyear etc events similar concept regional rules variations allowed use stock Fox Stunt 35 suction fuel system several directions taken involving accessories alrplane configuration such landing gear wing area thickness props shutoffs fuel etc formation National Control Line Racing Association NCLRA effort made standardize Fox Racing rules event supplemental 1996 National Aeromodelmg Championships Nats entries other Racing events except Mouse Some might call Fox Racing beginners event new racing would good place start am beginner love event its simplicity competitiveness hope never outgrow won years race Nats may slightly immodest state thought might like know howl did fundamentals wont surprise anyone familiar racing need solid slightly nose-heavy stable airplane bulletproof landing gear loose engine good hot-restart compression experience great amounts practice traffic Engine Stock Fox Stunt 35 No metal may removed added Screws may replaced needle/spraybar may substituted no other aftermarket parts such stuffer backplates button heads other modifications pennitted am sure Contest Director will look other way want file off front muffler screw lug ideally placed give thumb good bum have choke venturi restarting respect Duke Fox Fox Stunt 35 vibrator flying partners insists #4 mounting screws insufficient drills engine mount screw holes #6 screws uses 6-32s hold engine place Im sure required doesnt hurt anything have versions Fox Stunt 35 Some run better others experimentation youll find runs well gives one-ffip restarts best Fox mid-1970s shiny case tumbler-finished unit has external muffler screw lugs two tapped holesone above below exhaust port vertical centerline Foxes run strong first tank wont restart well version has right combination metallurgy fit give good restarts dont despair cant find Foxesthere others Run what have until figure out restart routine works havent resorted Ive seen competitors small squeeze bottle straight castor oil Marvel Mystery Oil pits prime engine hot restart enhances piston/liner seal better compression quicker restart Fox glow plugs work well have also used K&B iLs very successfully running hard whole season plug Ask Goodyear buddies plugs go through much spends glow plugs season Propeller rules state must use 9 x 6 9 x 7 wood plastic commercially available propeller use black Utish Tornado 9 x 7 has substantial blade area heavy good flywheel effect starting loose hot engine its almost stiff wood holds its pitch well bolted vibrating Fox propeller durable wood likely survive scuff surface heavy-handed treatment propellers sometimes receive pits Some pretty fast competitors have used APC 9 x 7 allows revolutions need light clean airplane before will produce speed addition noise 60 Model Aviation NG U Author Nats-winning Shoestring reinforced steady fairly Fuel Contest-supplied 10% nitro heavy Accelerates slowly cruises fast pits well minimum 20% castor oil lubricant 22-25% castor oil wont hurt anything will probably help restarts Tank square wedge uniflow type 1 -2A-ounce capacity Since no shutoff Fox Racing need monitor much fuel put tank will ovemin using prescribed number pit stops fill fuel tank Sig five-ounce syringe putting 35 cubic centimeters cc about 11/4 ounces per pit stop gives approximately 35 laps lap per cc want play games short tanking/long tanking will need experiment may cause unimpeded staggered pitting racemates Beware too-short tank put enough fuel tank pick up get restarted other danger too much fuel first tank getting too far along before first pit forced short-tank get pit stops happened us recently still kicking ourselves say because racing team effort addition pilot/pit-crew coordination should tap some experience within club modeler learned value rigid front enda proponent onepiece hard-maple engine mount taught about Seat Power another modeler leamed about proper landing gear placement predictable takeoffs hot no-bounce landings prior experience can teach much piloting skills etiquette needed negotiate center circle traffic have also incorporated other unconsciously absorbed techniques truths building flying pitting practices Plumbing use good suction uniflow fuel tank should get consistent fuel feed steady run throughout tank crisp end-of-run shutoff tank runs dry However uniflow tank requires overflow vent uncapped filling let air out tank fill recapped before starting done way Stunt sport fliers it adds seconds pit stop time first tanks alligator clip soldered tank piece fuel tubing routed vent through wire keeper alligator clip pit fuel syringe connected fill tube pit man grips fuselage fingers alligator clip thumb squeezes opening vent filling tank syringe empty alligator clip released vent effectively sealed new way use Kustom Kraftsmanship #515 one-way inline ball-check valve overflow line properly installed will vent airfrom tank fill it will prevent air getting outside tank Another plus vents air slower guys can empty syringes creating positive pressure tank filling forces fuel through line up venturi effectively primes engine one-flip restart choking venturi Find Kustom Kraftsmanships ad Model Aviation send dollar catalog rabid competitor KK has useful specialty items hard find typical hobby shop Use fuel filter between tank needle wire-on tubing connections Photos Eric Williams Graphic Design Carla Kunz July1997 61 Well-prepared pitmans pit box has knee pad glove pitmans safety comfort tools spares fueling expedient replacement Original uniflow tank setup surgical tubing Tank now has one-way check valve overflow line Monitor overflow vent routed alligator clipworks well condition rubber bands fuel lines replace necessary Muncie Model & Hobby Rapidly growing hobby shop Muncie area next AMA National Flying Site Kits S Engines S Radios S Supplies Control Line Free Flight RC Fee Gifts Stop register free gifts April thru July 1997 Memorial Drove AMA NsRonsl Flying Soss 0 Moonco MOAoIW Contact Mark Daniel Vest 2646 S CR 400 E Muncie IN 47302 765-289-5856 can get Ringmaster already have ready racing 1 Stiffen existing landing gear preferably making new single-wheel strut will withstand rough treatment will bounce idea get wheel properly located pilot can fly airplane smoothly down surface stick asphalt little down elevator whip ground pit man 2 Replace present oval wedge whatever above fuel lank Smiths Model Products small square wedge uniflow types should work well Experiment couple different tanks necessary find shuts off crisply runs dry 3 Add Higley Heavy Hub nose weight stability grooving restarting flywheel effect 4 Move pushrod last hole elevator control horn stability looper moreyou want stable grooving airplane 5 pilot full-grown add wingtip weight have 1-1 es total helps pilot whip airplane pits engine stops exactly wrong place circle pilot youngster may want refrain adding tip weight added pull already nose-heavy 35-ounce airplane will stretch young arms tax strength Coach youngster fly smoothly avoid floating high wind after engine quits Floating allowed racing can hazardous airplane others 6 Cut rudder off reglue no offset sure pilot alert pitting especially launch Preparing Race New Kit Throw away little maple blocks provided engine mounts carefully lay out onepiece engine mount way back wing joint will end up piece inch thick approximately 2-3 inches high maybe 12 inches long halfoval cutout end accommodate wing leading edge about d Hollow out front end crankcase Fox youre may add another maple block under engine mounts just forward wing Locate block mounting landing gear Use doublers usual rules allow addition cheek cowl original kit didnt have recommend effective vibration dampener also put fin/rudder together glue fuselage laying flat building board remember no rudder offset assembly glued outboard side fuselage making balsa Epoxolite fillets inboard side Cover both sides fuselage fiberglass cloth strength stiffness Most stabilizers 35-size kits balsa usually thicken/reinforce center section three- four-inch-long doubler top bottom basswood balsa could throw stock stabilizer away make new ain balsa leadout guide inboard wing Stunt/sport kits placed assist keeping lines tight overhead stunt maneuvers engine loafing rearward position induces fair amount outward yaw accomplish line tension also produces dragnot good characteristic race airplanes can make improvement relocating leadout guides forward cant tell far spar spaced about apart can go too far forward produce guaranteed torque roll launch conservative pilot alert whips judiciously launch can go little faster too great risk Perhaps best solution install adjustable leadout guide start conservatively gradually reach optimum setting allowing move leadouts back windy days prudence order rules permit 35-size profile kit 300 square inches Most available local shops some available mail order Ringmasters fast built straight good luck Flite Streaks Brodak Streak Shoestrings well number others will work also new purpose-built kit available Mongoose II $6900 i oducts 6924 92nd a OK 74133 918-492-9435 Fax 918-492-9375 150 pp counts Pout o Ihrfuurtagc sido ouI 10 150 Rrocibrr 0 julho cockpit 105cR uiuo i 2Iu IS LCD rcccuuoru As osboaod mRsilRr check yuor receiver battery pack No mob gsv hoRkops Able loser batterys vollage tRIbe searest llmV easy read digits As alarm flashisg LED yore voltage drups betsw 11 volt per cell switch allows oo choose loll cells battery pack low battery atoms cas aid finding dowsed airplase sare receiver port moonts screws like servo enabled no disabled Know volta1e soon ynu hum receiver Susall hblweigbl 1/2 onsce must airplane helicopter sailplane Year Wanasly $3995 62 Model Aviation AMING DIVE ATTACKS iuoinrr FEIGIITSOANEUVERS RoclopodforRC err Pue ir, Iightcrigbl Po Brake eyelr-I unirr uod off Qoickooulorpo,uououlnooor IIigSRPMdoobIrucuIcdInirgu No00105 o bollnieu 011 oiu prod ucodod Siren doubles uno .dibIo oirpooIidicolor Air Screamer TM Sroken rings excessive ring wear excessive piston wear bent valves leaking head gasket can detected thru compression testing Regular testing can determine fast wear occurs allows lake corrective action Helps determine condition used engines bueying selling must engine performance modifications ONLY LJ Pu, 70Sh COMES COMPLETE WITHo GLOWPLUG ADAPTER FOR GLOW ENGINES SPARK PLUG ADAPTER FOR GAS ENGINES EXTRA VALVE CORES SPARE CAPS AMI 0-RING ONho Aduptoou AuilubI Noluo O0chg PlogO 5$55 lO,oo Spunk Plug 01095 Tonbo Plug 0 5595 differs old Slow Combat design smaller still large enough satisfy rules ready hot practice pit box should have spare plug plug wrench spare prop prop wrench starter battery preferably ammeter good plug/bad plug indication battery clip will stay plug itself remove easily heat battle least two fuel syringes right-hand leather glove protect flippers finger 100-lap race put 35cc fuel tank another 35cc syringe 4550cc other syringe should have enough fuel finish race having try refilling syringe during race feel need short-tank middle tank can still finish what contained last syringe yourself pits should await gliding/coasting airplane crouching feet battery syringe left hand gloved right hand ready stop model shortstop necessary Catch airplane wing prop hub stronger wing less likely twist airplane violenfly out hand hot landing As model hits hand stopped correct its attitude/position relation pifline preparation restart/launch have single-wheel landing gear orient airplane outboard wingtip down ensures tank pickup gets wet immediately helps fill fuel line up venturi automatic venturi pnme also means leadouts control wires up air could snagged incoming dead-sticks alert pause pitting necessary dip inboard wing surface allow rightof-way incoming traffic Transfer syringe left right hand Kneel front outboard side put battery down stretch out clip leads toward plug dont connect yet ungloved fingers left hand guide syringe tube onto tank fill line push plunger empty syringe Servo Model Check Out Servo Specifications. Servo types Standard oilite bearing Standard-BB two bait bearings Standard-Pro has two ball bearings three metal gears believe currently lowest priced servos industry RCM-BB Micro offers performance micro servo size sub-micro servo has ball bearing output shaft Pico servo time smallest servo available anywhere weighs mere 9 grams 1/3 oz produces up 14 ozin torque Connectors fit Futaba HiTec JR receivers can keep prices servos really low because import ourselves large quantities directly Taiwan Reliability appears excellent Dimensions Weight Torque Speed 48V-60V sec / 600 Remarks Price RCS-1Standard 405x200x382mm 155oz 42-600zin 014-012lowestcost969 1 59x079x1 5 in44 g RCS-BB Dual BB 405x200x382mm 164 OZ 42-60 ozin 014-012 2 ball bearings 1695 159x079x15 inAg ROS-Pro Dual BB 200x382mm 194 OZ 50-63 ozin 021-017 2 ball bearings Metal Gear 1 59x079x1 5 in54g3 metal gears RCM-BBmicro270x127x224mm 049 OZ 30-36 ozin 016-013high pertormance2495 1 BB1 06x050x088 in14 greal micro servo RCP-1pico218x110x197nm032oz 11-l4ozin 011-009smallestservo servo086x043x078 9 gin world l2895 pico218x110x197mm 136oz 11-l4ozin 011-009smallestservo ~ 1 BB 086x043x078 inlogwith ball bearing l319 Dramatic Price Reduction Solid State Piezo Gyros ACT-i single-unit piezo gyro has proven its excellence keeping tails straight helicopters outstanding little gyro manufactured Germany Black Forest precision now available sharply reduced price Thanks mass production techniques use new mechanically stable piezo element can now offer gem price $13995 RC-Direct stocks parts warranty spares San Marcos Califomia location gyro also available heavy-duty version model ACT-HD HD has electonics piezo element mounted vibration-dampening environment Other unique features ACT-HD gainlsensitivity can set prior flight electronically thus can used single-channel New price ACT-HD $14995 Both gyros can used dual-channel first channel working tail rotor control second channel used dynamic in-flight control gyros gain/sensitivity Other Products Excellence. sake pride representing leading European manufacturer smart flight battery chargers electronic speed controllers electric flight Schutze Chameleon chargers smart figure Out number cells pack design capacity calculate optimum charge rate time start charging best rate Model isl-8 has dynamic graphic display battery condition 2323 C Tamara Lane tel oti 752-9330 look us up Izttp/Iwwwrc-directcom July1997 63 Type radio control online HOBBJHORSE 1769 Thierer Roadadison WI 53704 _ __ $4 RadioSale Price Focus 2AM Single Srick 27/72 MHo5749 Pocas4PM179411 Focas6PM915799 Flash4FM14c99 Flash5FM6111791 Challenger 250AM594 111 Peiara7Xflsl Prism 7X 191st92999 Pnser 7X lOst SPICIRA7-1999 Prrua7Xt9IdSFW7fl17A91499 SPECflSATnM alum99 Posor 7X lOst SIWIRA Troasmirlee Charger 3 Focus 4 Tranamirree chueger Focas 6 Teanamirrer charger Rerail $9995 $217995 $24995 $23995 $39495 $6795 $317495 $41995 $59995 $56995 $l6995 $54995 $4499 $4999 ReceiverSole PriceRelnil RLI3 Micoc 53 arI91699$9995 Sapreure Rs sc/vIal6299$9995 FUstRuforHiToc91499$13495 Micoc 5-ch 75 MHe94799$695 2-cS 27 & 75 SIHZ97949$3995 2-cS ASS Ru 27/72 SIHe199$4495 517& 75 MHrCrysrolr$799$1395 Shredder BX1999$4995 ZR4GAHENHNW _____________ G-23$25999 G-36$29999 GAS$55999 G 2556499 GACCESSGRIES5O S snACoanocroem IrerraSole PriceRetail hi Eslensiun9119$595 12 Esrension499 24 Esrrrsioa511$695 36 Esrensiun11195795 17 Bocsr/Baffer Enronsion9911$1393 12 Bocsll17aifer Enlennior999$1395 24 Bocsrl17aifeehnrrocior9111$1495 35 Bocam/Buifer Enrensiarn91 199$1593 176 CunnecrorS799$995 24 Y CuaaocturS499$11793 6 Boars9Baff V Connector1911$1593 Sssirch Hureers5799$1993 39 o Wire1 l9l$1495 Tauiarr curd Faraha Corepat9119$1495 1947 AIRMODEL1GeIiserrd Prices Clusaic Cirahria$317499 6-Shari MR $$29499 NEW Lauer2W$32499 CAP 231$39999 917 Laser $24999 617 G-Sharh$17999 13GGS ORIGINALS__________________ 7174 ConshrCall JUNE FREEBIE IJfsteIy Gift ORDER TOLL FREE 1-800-604-6229 Info BOB 241-3491 Fax BOB 241-1313 E-Mail Addressl hobbyhorse@hobbyhorsecom Vs Oa Web S wwwmallbagcom/userslbobbyborse V sa/Mastercard Welcome VISAPr ces Good Through June 30 1997LW] Nole 1465c/RCO 353 neuman hansMetal Gears Reserred versus $1390 addirianal ServoSal PriceRetail HS-617 Saper Micro IS or1 99$3495 HS-175 Sah Micee 51 or949$3993 195-09MG Sub Micra9799$5495 HS-955B Saper Mimi Single BR SIan9799$4995 HS-lSl Mini 24 er7149$3193 HS-ISIMG9299$4593 HS-2$SBB MicrariS or47694$4193 14S2SSMG9799$3893 H17-225BB Saper Mini Micro 50 no99799$4993 HS309 Srd Span 42 no911199$1693 HS422 Pro Servo 43 or91799$1993 115A25E17 Pro Gaul 0$ 4,II 19521795 HS-S2SBB High Spred 47 or91499$3993 HSS4SBB Hi Tanqar 62 no9499$3993 HS-17OSBB Ulrsu Tnr9ne 77 on996 99$3993 HS-17OSMG $311 Tonalar 770094599$7493 115615MG ifi 11170094599$7493 115-703819 Giaas 133 an974 99$4493 HS-795MG Gioul 1617 an47 99$6493 113-731919 Rerrucs 99 or9999$5995 HS-725BB gall Winch IbI no947 99$7395 HSS17SBB 224 Grin9999$7395 GY-ISSBB Ball Bearing Gym199$13493 SBRVOVALUEIIFALS With SrniRh Hansena PonrHS-3179oS996$4599 Pour 115422S696$3299 ThrreHS-lS1$6399 Three HS-$S$7199 Three HS-2SSBB & 115-889397$18499 Three 115-703 & ann HS-422$9999 HiTEC SERVO PARTY PACK 0818 nrteas S correnctar anly Hg-SW$10499 HS-422$11499 lucluder Fsrur 999191 5cr, l 9sl6 across Os Sapeerrlr / cS Receiver clsmnncl srs 17s SolIcey Acailahle scimh ccl cOuuocllrs 99' 9 ,lllo irh conveclor tor SI 1499 Wmrh firse 49472 -or 11 9 ItI 96111 four HS-425 servos add 93399 WilIm 115169159 o 1 911151111 BYRON FUEL trmtsrseo emcee sane sane sratmonn 3%$5999 15%$6499 15%$6999 EngIneSale Price FA-SOGoldrnRrnghrABC$14993 FA-SriGolderRrnghtABC41999 FA-bSGoldenRaa tABC193 PA GohlenRaaghrABC9493 FA-9lSGoldeaRaighsAAC974993 FA-1255 Golden KnighI MC$37495 917-155 GaIdne Knighl MC$504 9$ 717-$g BC ABC$117495 FA-86 B/C 6CC914997 FA-65RC919495 FA-WIRCAK7971495 FA-91S IC PLC972499 PA 203 IC 41799995 FAIS0RCaLC95495 Resail $33495 $34995 $36995 $41493 $47493 $5 780$ $63485 $31999 $33493 $37993 $43993 $34493 $39993 toss syringe out way wont cause harm Use left hand put battery clip plug use left hand retreat fuselage hold model flipping right hand brings propeller upon compression prepares mighty flip first three ifips successful engine probably dry Remember have running lean setting tank just ran dry needle still set lean Choke venturi once twice flip again Experiment practice until thoroughly familiar engine its preferred pitting techniques succeed restarting engine use right hand smoothly carefully reach around behind spinning biting cutting chewing prop remove battery clip Use left hand release model pointing straight ahead slightly outward inward Collect battery remaining full syringe next pit check laps Ive seen pitmen/crews seem nervous fire rapid herky-jerky motions guys usually break something and/or get flustered something unwise pits fast guys practice make smooth deliberate economical motions have helper/holder little simpler faster holder has battery responsible proper launch orientation applying removing battery clip releasing model after starter out way starter still cateher fueler flipper plug prop changer necessary will go deep piloting techniques because topic has well-covered NCLRA newsletter December 1995 issue reprinted very good article complete diagrams text humor old CLRPM newsletter However piloting fundamentals takeoff must crouched position pilots outer circle slightly ahead line circle center pitman ensures ahead airplane reduces possibility slack lines torque roll upon launch alert ready launch times line-slack taken up pull airplane out pitmans hands until hes ready aware incoming dead-sticks may need momentarily relax lines putting handle lines surface allow incoming airplane right-of-way past lines Upon launch immediately begin enter pilots circle angle simply back straight up may step another pilot step front him trying pass accelerating airplane Fly level smooth handle held chest- neck-high close body aware others flame out pitting will need fly slightly higher aware especially lines catehing buttons tops hats pass others supposed crouch Continued page 67 64 Model Aviation cale ARF 40 Size WWII War Bird MADE IN USA - Radio Reqnires 4 CH 5 servos 5t round fuselage made piece plyeood wrapped aronnd ply formers 4-piece wings tough halsa sheeted am cores wood parts precoruered real gag-shrink polyester $lm Orucover ormany Cowl Canopy Fuel Tank Wheels ocal.etc Aluminum Prop Nut included Fast easy assemble Fully aerobatic stable enough ____________________________________________________________[v32][b90182935111700]]pilot PACIFIC AEROMODEL MFG INCbceFax800 7800100 15437 PROCEOR AVE CnY OF INDUSTRY CA 917458189614199 330-9351 ___y Web Site wwwacaeromodeIcomVisa Master AMEX DISC UPS 0orned 148 StotosI S&Hm $ 99 Plains AdrI 8900 EaSeEa-s lnfapaaaaadal aoa Combo Thandor Tiger Pro 46 ABC BB Engine Only $25999 RacinglByrd Continued page 64 down get heads out way forget heat race Dont forget stay out way its turn flame out immediately get out inner cin1e semi-crouch climb airplane Bad things happen racing circle unpowered airplane floats high wind Begin whip airplane around pitman smooth steady descent Stay ahead airplane until reach spot pilots outer circle directly line pitman center circle Set airplane down about before pit whip ground waiting arms pit crew Once he/she has airplane take couple steps ahead outer circle regain leading position preparation next launch full NCLRA Fox Racing roles other useful racing infonreution recommend join NCLRA well-organized have local presence AMA Muncie newsletter very informative Send $10 Jeny Meyer 8S Grace St North Aurora IL 60542 Byrd 4561 Ozias Rd Eaton OH 45320 Sources Fox Manufacturing Co 5305 Towson Ave Fort Smith AR 72901 Kustom Kraftsmanship Box 3010 Fallbrook CA 92088 Smiths Model Products 521 Jansen Ave San Dimas CA 91773-1617 Pat Matson Mongoose II kit 9609 S Olive St Muncie IN 47302 Engine Choice World Champions Nelson Engines World Pylon Racing Champions Worlds Finest & Fastest Racing Engines have trophies prove Versions Sport & Competition Available Sizes 15 50 Only Way Win Ultra Mounts Backplate Mounting System Barstock Aluminum Replaces Stock Backplate Seal roublesome Gaskets Available ST 40/45/51 Rossi 40/45 Webra 40/50 OS 40/46 SF YS 45 Tbunder Tiger Pro 40/46/53 Magnum XL 40/46/53 Ultra Thrust Mufflers Serious Horsepower Upgrade tor Sport Engines Up 1500 RPM Increase Over Stock Muffler available 60 size ls fit OS 32 Webra 32 ST G 34 05 40/46 SF 0S46 FX ASP 45 Magnum XL 40/46/53 Thunder Tiger Pro 40/45 ST GS 40/45/51 Webra 40/50 MWS 40 Rossi 40/45/53 lete Engine/Muffler Combos Available Application Engine Included Worlds Champion MC andSpeed Wheels ABC Piston/Cylinder Sets For Sport Racing Free-Flight True Chrome Plating oved Electrics 4 Oianeter Porting Timing Options s Fit Replaceable 0-Ring Tire 1 Most YS OS Engines 45 to oz per Pair l Axles Available 108 tor Application Can dyed choice ot color Pylon Racing Paris & Accessories uper Tiger YS Repair Service Send $300 1997 Catalog er Inquiries Welcome PERFORMANCE SPECIALTIES P 0 Box 3146 nerville NV 89410 e 702-265-7523 702-265-7522 Ultra Oil Preservative After-Run Oil tor Model Engines y Compatible OS/YS Pump Systems s Prevent Rust & Corrosion Others Have Failed lable 3 Convenient Sizes 8 oz Ouart Gallon July 1997 67 MucroMarK Small Tool SpecialistsSENDI OVER 2000 TOOLS & ACCESSORIES FOR YOUR Brand Names. Unusual Items. Exclusive Products savings up 60% designed make project easier enjoyable professional TO OROER Send $100 coupon br name address Micro-Mark- 340-2257 Snyder AveI Berkeley Heights NJ 07022-1595CITY_____________________________ STATE_________ ZIPj