George M Aldrich Llp xixJ /iWxaoix&1 VINTAGE STUNT Championships VI March 25-27 marked fifth year largest single-following CL event has staged Cholla Choppers MACs fabulous flying site Tucson Arizona know no other city forward-thinking its provision flying sites know modeler bought property moved after first visit particularly memorable event because Bob Palmer attended honored banquet Saturday night privilege present Bob original Veco 31 engine beautiful plaque mounted De Hill commemorating contributions world Precision Aerobatics man now SOs first introduce flapped Stunt model exhibited perfection good sportsmanship won grace elegance lost would first shake hand tell well flew Never did ever hear Bob Palmer complain about tbe judges criticize anothers flying visiting Bob day Tucson made comment hoped get older didnt constantly repeat same stories immediately responded long its truth dont worry about As idea Vintage Stunt becomes ever popular hear actually flew events Most voice idea starting CL 54 Model Aviation ision Acrobatics entrants Australian Nats GMA guest MAAA Diesel fans will love Bert Strieglers Mills engine modified Berts new contra piston design organization unlike SAM Society Antique Modelers have design-approval committee SAM has operated flawlessly 25 years Japans Kaz Minato sent photo new Classic model trimmed original Nobler colors great Bob Palmer holds Bob Lipscombs gorgeous Go-DevilWalt Pyron came Vintage Stunt Championships VI Model Bobs first flapped designreplica Don Stills 1954 Nats winner under rigid criteria making certain designs appropriate era approved two main reasons dissatisfaction present rules 1 Only kitted published designs allowed Under such tenet Bob Daleys original Detroiter first Open 49 Nats Don Stills big Atwood 60 stunter first Senior 49 allowed 2 Designs such Don Stills Stuka own Nobler start what now called Classic old Nostalgia event Ringmaster belongs Classic class None designs belong Old-Time Stunt event Perhaps solution problem PAMPA going keep multitude within fold establish Vintage Stunt rules committee prerequisite member must 55 years old statements have put print over past couple years deserve further clarification concerning fuels lubricants last column use larger venturi bore conjunction head clearance less compression control 4-2 break submitted Another aspect brought mind watching Pylon Racing events Australian Nats Pylon events flown full tuned exhaust systems utilizing 80-20 no nitro FAI-type fuel absence nitro run cold fuel through large pipe basically helps cool down hot-running system Watching finely tuned models got thinking about some misconceptions have come about probably taking some data out context using lubricant makes engine run hotter concept may have come run high competition RC cars unusual engines exceed 35000 rpm What seeing parasitic drag lube content over 10% cooling available will take out conrod big end seconds Stunt engines 14000 rpm upper limit using lubricant brings about entirely different set circumstances Consider sequence Using lubricant means fuel thicker 29% lube fuel needle valve must opened achieve setting 20% lubricant Its hard see fuel being pushed through engine will run somewhat cooler Since glow engines partially liquid cooled methanol fuel goes through engine will cooled Also make no mistakerunning nitromethane will let engine run cooler nitro get power power get heat thats physics folks Another item after-run oils what use years seemed matter choice between Rislone Marvel Mystery Oiluntil recently Last year good friend brought new engine stored four five years after being liberally dosed Mystery Oil frozen solid like engine PAW 15 diesel still free treated Rislone friends PAW backplate removed put ultrasonic cleaner has heater solution About hour later looked tank red clots oil floating top solution removed tank PAW completely free appears Marvel Mystery Oil fine short periods Rislone good grade gun oil better extended periods storage same manner WD-40 no-no long periods storage great rust preventative carrier WD-40 volatile will run engine will evaporate leaving engine stuck solid substance unlike dried axle grease reason after-run oiling prevent rusting internals engine Rusting can occur moisture residue left engine alcohols fuel synthetic lubricants used added hazard polyolefin family Im told oleic acid very caustic Some months back mentioned problems encountered using Lang transistorized ignition circuit big CM-6 /8-24 thread NGK spark plug problem traced lower voltage coming transistorized unit Lang System 36 volts goes transistor about 28 volts comes out coil Apparently just enough voltage fire CM-fl plug due its massEven though plug will fire time normal atmosphere does mean will fire properly under compression higher compression harder plug fire Going 48 V Ni-Cd pack would give about four volts coming out transistor coil should solve CM-fl problem coil can stand much voltage bother transistor circuit main reasons using transistors circuit minimize burned points due September 1994 55 Three old-timers L-R George Aldrich Bob Palmer Ed Southwick once George oldest Willy Wileys beautiful Wiley 40 Several sizes available piped non-piped versions address text GMA two fetchermites Australian Nats Lots youngsters flying down under arcing easier starting transistorized circuit adds whit power does lessen point burning puts park plug way circuit utilizes both coil condenser legal OldTimer SAM events Theres no reason legal Nostalgia Ignition events too saves points burning has no effect engine power Last summer heard lot criticism heaped new engine market because correct rod-to-crankpin clearance 003 say eorrect clearance because 00 15 clearance called far too close fithardly leaving room lubricant coating best way judge fit able see oil move rotate shaft back forth slightly can see crankpin move oil film rod does move its time replace rod Back 1960s top Speed flier Harry Roe very close relationship World Engines original importer SuperTigre engines 1966 first ABC Aluminum piston Brass Chromed cylinder engine send Harry testing Harry immediately sent to set up high-nitro fuel Since set up bit tight lapped bit promptly ruined GLOW FUEL MANUFACTURED WITH THE PUREST FINEST QUALITY INGREDIENTS AVAILABLE Superior Igniters Improve starting idle acceleration Youll notice power bargain fuels * Special Detergents Promote clean burning prevent residue buildup Rust Inhibitors Protect engines corrosion After-run oil needed engines Film Strength Additives Increase lubricity provide extra lean run protection Anti-Wear Additives Help keep engines running peak performance longer Satisfaction Guaranteed SIG CHAMPION 2-STROKE FUEL PINT QUART GALLON 0% Nitromethane 5% Nitromethane $350 $535 $1395 10% Nitromethane $425 $575 $1595 15% Nitromethane $425 $675 $1795 25% Nitromethane $535 $855 $2395 35% Nitromethane $640 $950 $2895 SIG CHAMPION 4-STROKE FUEL 10% Nitromethane 15% Nitromethane SIG ALL-CASTOR FUEL 5% Nitromethane 20% CASTOR$1395 10% Nitromethane 20% CASTOR$1595 15% Nitromethane 20% CASTOR$1795 5% Nitromethane 25% CASTOR$1495 10% Nitromethane 25% CASTOR$1695 SIG SIGNATURE FUEL Signature Fuel FREE SHIPPING ON ORDERS OVER $1500 BUT ALL ORDERS ARE SUBJECT TO $700/Pkg UPS HAZARDOUS MATERIAL SURCHARGE Prices subject change notice Toll Free Orders 800-247-5008 FAX 515-623-3922 Modelers Hotline 800-524-7805 SIG MANUFACTURING CO INCMontezuma IA 50171 system new didnt understand piston made low-expansion high-silicone alloy matched brass cylinder material fit much tighter normal cast iron/steel setup next ABC engine received rushed 67 Nats Big G65 SuperTigre showed lot promise bent dolly curtailed its flying fall 1967 transferred tapered bore used steel-liner engines ABC setup began really perform Understand time no glow plugs would hold seals high-nitro fuels uncommon find glow plug post laying over 30 angle after flight often resulted neat little hole burned through piston crown ABC system stopped large degree found taper 00 15 exhaust top cylinder coupled very tight piston fit ATDC top dead center ran really well taper below exhaust port has never considered important within 002/-000 long free did drag piston now becomes clear brass cylinder grows aluminum piston running temperatures engine though may squawk feel though binding turned over cold will perfect clearances running now seeing Stunt engines ABC AAC Aluminum Piston Aluminum Chromed cylinder cylinder assemblies problem presents us Stunt fraternity have avoid lean runs etched permanently brain Its norm run Stunt engine slobbering rich first few minutes ABC rich two-cycle order day Running ABC AAC has proper hard pinch TDC too rich means will run too cool put undue stress rod wristpin crank pin After few fast two-minute runs some hard pinch will start disappear parts seat Normal Stunt run flying can now proceed beautiful Wiley engine ran photo last year now full production available several sizes Combat Navy Carrier Stunt both piped nonpiped versions Contact Wiley Custom Engines SASE 15605 Wright Bros Ln Addison TX 75244 Tel 214 245-6542 Fax 214 702-9210 write want reply please enclose SASE done will always answer will accept phone calls between 6 10 pm CST CDT please dont call writing will suffice have business run address 12822 Tarrytown San Antonio Texas 78233-4628 Tel 210656-2021 odel Aviation
Edition: Model Aviation - 1994/09
Page Numbers: 54, 55, 56
George M Aldrich Llp xixJ /iWxaoix&1 VINTAGE STUNT Championships VI March 25-27 marked fifth year largest single-following CL event has staged Cholla Choppers MACs fabulous flying site Tucson Arizona know no other city forward-thinking its provision flying sites know modeler bought property moved after first visit particularly memorable event because Bob Palmer attended honored banquet Saturday night privilege present Bob original Veco 31 engine beautiful plaque mounted De Hill commemorating contributions world Precision Aerobatics man now SOs first introduce flapped Stunt model exhibited perfection good sportsmanship won grace elegance lost would first shake hand tell well flew Never did ever hear Bob Palmer complain about tbe judges criticize anothers flying visiting Bob day Tucson made comment hoped get older didnt constantly repeat same stories immediately responded long its truth dont worry about As idea Vintage Stunt becomes ever popular hear actually flew events Most voice idea starting CL 54 Model Aviation ision Acrobatics entrants Australian Nats GMA guest MAAA Diesel fans will love Bert Strieglers Mills engine modified Berts new contra piston design organization unlike SAM Society Antique Modelers have design-approval committee SAM has operated flawlessly 25 years Japans Kaz Minato sent photo new Classic model trimmed original Nobler colors great Bob Palmer holds Bob Lipscombs gorgeous Go-DevilWalt Pyron came Vintage Stunt Championships VI Model Bobs first flapped designreplica Don Stills 1954 Nats winner under rigid criteria making certain designs appropriate era approved two main reasons dissatisfaction present rules 1 Only kitted published designs allowed Under such tenet Bob Daleys original Detroiter first Open 49 Nats Don Stills big Atwood 60 stunter first Senior 49 allowed 2 Designs such Don Stills Stuka own Nobler start what now called Classic old Nostalgia event Ringmaster belongs Classic class None designs belong Old-Time Stunt event Perhaps solution problem PAMPA going keep multitude within fold establish Vintage Stunt rules committee prerequisite member must 55 years old statements have put print over past couple years deserve further clarification concerning fuels lubricants last column use larger venturi bore conjunction head clearance less compression control 4-2 break submitted Another aspect brought mind watching Pylon Racing events Australian Nats Pylon events flown full tuned exhaust systems utilizing 80-20 no nitro FAI-type fuel absence nitro run cold fuel through large pipe basically helps cool down hot-running system Watching finely tuned models got thinking about some misconceptions have come about probably taking some data out context using lubricant makes engine run hotter concept may have come run high competition RC cars unusual engines exceed 35000 rpm What seeing parasitic drag lube content over 10% cooling available will take out conrod big end seconds Stunt engines 14000 rpm upper limit using lubricant brings about entirely different set circumstances Consider sequence Using lubricant means fuel thicker 29% lube fuel needle valve must opened achieve setting 20% lubricant Its hard see fuel being pushed through engine will run somewhat cooler Since glow engines partially liquid cooled methanol fuel goes through engine will cooled Also make no mistakerunning nitromethane will let engine run cooler nitro get power power get heat thats physics folks Another item after-run oils what use years seemed matter choice between Rislone Marvel Mystery Oiluntil recently Last year good friend brought new engine stored four five years after being liberally dosed Mystery Oil frozen solid like engine PAW 15 diesel still free treated Rislone friends PAW backplate removed put ultrasonic cleaner has heater solution About hour later looked tank red clots oil floating top solution removed tank PAW completely free appears Marvel Mystery Oil fine short periods Rislone good grade gun oil better extended periods storage same manner WD-40 no-no long periods storage great rust preventative carrier WD-40 volatile will run engine will evaporate leaving engine stuck solid substance unlike dried axle grease reason after-run oiling prevent rusting internals engine Rusting can occur moisture residue left engine alcohols fuel synthetic lubricants used added hazard polyolefin family Im told oleic acid very caustic Some months back mentioned problems encountered using Lang transistorized ignition circuit big CM-6 /8-24 thread NGK spark plug problem traced lower voltage coming transistorized unit Lang System 36 volts goes transistor about 28 volts comes out coil Apparently just enough voltage fire CM-fl plug due its massEven though plug will fire time normal atmosphere does mean will fire properly under compression higher compression harder plug fire Going 48 V Ni-Cd pack would give about four volts coming out transistor coil should solve CM-fl problem coil can stand much voltage bother transistor circuit main reasons using transistors circuit minimize burned points due September 1994 55 Three old-timers L-R George Aldrich Bob Palmer Ed Southwick once George oldest Willy Wileys beautiful Wiley 40 Several sizes available piped non-piped versions address text GMA two fetchermites Australian Nats Lots youngsters flying down under arcing easier starting transistorized circuit adds whit power does lessen point burning puts park plug way circuit utilizes both coil condenser legal OldTimer SAM events Theres no reason legal Nostalgia Ignition events too saves points burning has no effect engine power Last summer heard lot criticism heaped new engine market because correct rod-to-crankpin clearance 003 say eorrect clearance because 00 15 clearance called far too close fithardly leaving room lubricant coating best way judge fit able see oil move rotate shaft back forth slightly can see crankpin move oil film rod does move its time replace rod Back 1960s top Speed flier Harry Roe very close relationship World Engines original importer SuperTigre engines 1966 first ABC Aluminum piston Brass Chromed cylinder engine send Harry testing Harry immediately sent to set up high-nitro fuel Since set up bit tight lapped bit promptly ruined GLOW FUEL MANUFACTURED WITH THE PUREST FINEST QUALITY INGREDIENTS AVAILABLE Superior Igniters Improve starting idle acceleration Youll notice power bargain fuels * Special Detergents Promote clean burning prevent residue buildup Rust Inhibitors Protect engines corrosion After-run oil needed engines Film Strength Additives Increase lubricity provide extra lean run protection Anti-Wear Additives Help keep engines running peak performance longer Satisfaction Guaranteed SIG CHAMPION 2-STROKE FUEL PINT QUART GALLON 0% Nitromethane 5% Nitromethane $350 $535 $1395 10% Nitromethane $425 $575 $1595 15% Nitromethane $425 $675 $1795 25% Nitromethane $535 $855 $2395 35% Nitromethane $640 $950 $2895 SIG CHAMPION 4-STROKE FUEL 10% Nitromethane 15% Nitromethane SIG ALL-CASTOR FUEL 5% Nitromethane 20% CASTOR$1395 10% Nitromethane 20% CASTOR$1595 15% Nitromethane 20% CASTOR$1795 5% Nitromethane 25% CASTOR$1495 10% Nitromethane 25% CASTOR$1695 SIG SIGNATURE FUEL Signature Fuel FREE SHIPPING ON ORDERS OVER $1500 BUT ALL ORDERS ARE SUBJECT TO $700/Pkg UPS HAZARDOUS MATERIAL SURCHARGE Prices subject change notice Toll Free Orders 800-247-5008 FAX 515-623-3922 Modelers Hotline 800-524-7805 SIG MANUFACTURING CO INCMontezuma IA 50171 system new didnt understand piston made low-expansion high-silicone alloy matched brass cylinder material fit much tighter normal cast iron/steel setup next ABC engine received rushed 67 Nats Big G65 SuperTigre showed lot promise bent dolly curtailed its flying fall 1967 transferred tapered bore used steel-liner engines ABC setup began really perform Understand time no glow plugs would hold seals high-nitro fuels uncommon find glow plug post laying over 30 angle after flight often resulted neat little hole burned through piston crown ABC system stopped large degree found taper 00 15 exhaust top cylinder coupled very tight piston fit ATDC top dead center ran really well taper below exhaust port has never considered important within 002/-000 long free did drag piston now becomes clear brass cylinder grows aluminum piston running temperatures engine though may squawk feel though binding turned over cold will perfect clearances running now seeing Stunt engines ABC AAC Aluminum Piston Aluminum Chromed cylinder cylinder assemblies problem presents us Stunt fraternity have avoid lean runs etched permanently brain Its norm run Stunt engine slobbering rich first few minutes ABC rich two-cycle order day Running ABC AAC has proper hard pinch TDC too rich means will run too cool put undue stress rod wristpin crank pin After few fast two-minute runs some hard pinch will start disappear parts seat Normal Stunt run flying can now proceed beautiful Wiley engine ran photo last year now full production available several sizes Combat Navy Carrier Stunt both piped nonpiped versions Contact Wiley Custom Engines SASE 15605 Wright Bros Ln Addison TX 75244 Tel 214 245-6542 Fax 214 702-9210 write want reply please enclose SASE done will always answer will accept phone calls between 6 10 pm CST CDT please dont call writing will suffice have business run address 12822 Tarrytown San Antonio Texas 78233-4628 Tel 210656-2021 odel Aviation
Edition: Model Aviation - 1994/09
Page Numbers: 54, 55, 56
George M Aldrich Llp xixJ /iWxaoix&1 VINTAGE STUNT Championships VI March 25-27 marked fifth year largest single-following CL event has staged Cholla Choppers MACs fabulous flying site Tucson Arizona know no other city forward-thinking its provision flying sites know modeler bought property moved after first visit particularly memorable event because Bob Palmer attended honored banquet Saturday night privilege present Bob original Veco 31 engine beautiful plaque mounted De Hill commemorating contributions world Precision Aerobatics man now SOs first introduce flapped Stunt model exhibited perfection good sportsmanship won grace elegance lost would first shake hand tell well flew Never did ever hear Bob Palmer complain about tbe judges criticize anothers flying visiting Bob day Tucson made comment hoped get older didnt constantly repeat same stories immediately responded long its truth dont worry about As idea Vintage Stunt becomes ever popular hear actually flew events Most voice idea starting CL 54 Model Aviation ision Acrobatics entrants Australian Nats GMA guest MAAA Diesel fans will love Bert Strieglers Mills engine modified Berts new contra piston design organization unlike SAM Society Antique Modelers have design-approval committee SAM has operated flawlessly 25 years Japans Kaz Minato sent photo new Classic model trimmed original Nobler colors great Bob Palmer holds Bob Lipscombs gorgeous Go-DevilWalt Pyron came Vintage Stunt Championships VI Model Bobs first flapped designreplica Don Stills 1954 Nats winner under rigid criteria making certain designs appropriate era approved two main reasons dissatisfaction present rules 1 Only kitted published designs allowed Under such tenet Bob Daleys original Detroiter first Open 49 Nats Don Stills big Atwood 60 stunter first Senior 49 allowed 2 Designs such Don Stills Stuka own Nobler start what now called Classic old Nostalgia event Ringmaster belongs Classic class None designs belong Old-Time Stunt event Perhaps solution problem PAMPA going keep multitude within fold establish Vintage Stunt rules committee prerequisite member must 55 years old statements have put print over past couple years deserve further clarification concerning fuels lubricants last column use larger venturi bore conjunction head clearance less compression control 4-2 break submitted Another aspect brought mind watching Pylon Racing events Australian Nats Pylon events flown full tuned exhaust systems utilizing 80-20 no nitro FAI-type fuel absence nitro run cold fuel through large pipe basically helps cool down hot-running system Watching finely tuned models got thinking about some misconceptions have come about probably taking some data out context using lubricant makes engine run hotter concept may have come run high competition RC cars unusual engines exceed 35000 rpm What seeing parasitic drag lube content over 10% cooling available will take out conrod big end seconds Stunt engines 14000 rpm upper limit using lubricant brings about entirely different set circumstances Consider sequence Using lubricant means fuel thicker 29% lube fuel needle valve must opened achieve setting 20% lubricant Its hard see fuel being pushed through engine will run somewhat cooler Since glow engines partially liquid cooled methanol fuel goes through engine will cooled Also make no mistakerunning nitromethane will let engine run cooler nitro get power power get heat thats physics folks Another item after-run oils what use years seemed matter choice between Rislone Marvel Mystery Oiluntil recently Last year good friend brought new engine stored four five years after being liberally dosed Mystery Oil frozen solid like engine PAW 15 diesel still free treated Rislone friends PAW backplate removed put ultrasonic cleaner has heater solution About hour later looked tank red clots oil floating top solution removed tank PAW completely free appears Marvel Mystery Oil fine short periods Rislone good grade gun oil better extended periods storage same manner WD-40 no-no long periods storage great rust preventative carrier WD-40 volatile will run engine will evaporate leaving engine stuck solid substance unlike dried axle grease reason after-run oiling prevent rusting internals engine Rusting can occur moisture residue left engine alcohols fuel synthetic lubricants used added hazard polyolefin family Im told oleic acid very caustic Some months back mentioned problems encountered using Lang transistorized ignition circuit big CM-6 /8-24 thread NGK spark plug problem traced lower voltage coming transistorized unit Lang System 36 volts goes transistor about 28 volts comes out coil Apparently just enough voltage fire CM-fl plug due its massEven though plug will fire time normal atmosphere does mean will fire properly under compression higher compression harder plug fire Going 48 V Ni-Cd pack would give about four volts coming out transistor coil should solve CM-fl problem coil can stand much voltage bother transistor circuit main reasons using transistors circuit minimize burned points due September 1994 55 Three old-timers L-R George Aldrich Bob Palmer Ed Southwick once George oldest Willy Wileys beautiful Wiley 40 Several sizes available piped non-piped versions address text GMA two fetchermites Australian Nats Lots youngsters flying down under arcing easier starting transistorized circuit adds whit power does lessen point burning puts park plug way circuit utilizes both coil condenser legal OldTimer SAM events Theres no reason legal Nostalgia Ignition events too saves points burning has no effect engine power Last summer heard lot criticism heaped new engine market because correct rod-to-crankpin clearance 003 say eorrect clearance because 00 15 clearance called far too close fithardly leaving room lubricant coating best way judge fit able see oil move rotate shaft back forth slightly can see crankpin move oil film rod does move its time replace rod Back 1960s top Speed flier Harry Roe very close relationship World Engines original importer SuperTigre engines 1966 first ABC Aluminum piston Brass Chromed cylinder engine send Harry testing Harry immediately sent to set up high-nitro fuel Since set up bit tight lapped bit promptly ruined GLOW FUEL MANUFACTURED WITH THE PUREST FINEST QUALITY INGREDIENTS AVAILABLE Superior Igniters Improve starting idle acceleration Youll notice power bargain fuels * Special Detergents Promote clean burning prevent residue buildup Rust Inhibitors Protect engines corrosion After-run oil needed engines Film Strength Additives Increase lubricity provide extra lean run protection Anti-Wear Additives Help keep engines running peak performance longer Satisfaction Guaranteed SIG CHAMPION 2-STROKE FUEL PINT QUART GALLON 0% Nitromethane 5% Nitromethane $350 $535 $1395 10% Nitromethane $425 $575 $1595 15% Nitromethane $425 $675 $1795 25% Nitromethane $535 $855 $2395 35% Nitromethane $640 $950 $2895 SIG CHAMPION 4-STROKE FUEL 10% Nitromethane 15% Nitromethane SIG ALL-CASTOR FUEL 5% Nitromethane 20% CASTOR$1395 10% Nitromethane 20% CASTOR$1595 15% Nitromethane 20% CASTOR$1795 5% Nitromethane 25% CASTOR$1495 10% Nitromethane 25% CASTOR$1695 SIG SIGNATURE FUEL Signature Fuel FREE SHIPPING ON ORDERS OVER $1500 BUT ALL ORDERS ARE SUBJECT TO $700/Pkg UPS HAZARDOUS MATERIAL SURCHARGE Prices subject change notice Toll Free Orders 800-247-5008 FAX 515-623-3922 Modelers Hotline 800-524-7805 SIG MANUFACTURING CO INCMontezuma IA 50171 system new didnt understand piston made low-expansion high-silicone alloy matched brass cylinder material fit much tighter normal cast iron/steel setup next ABC engine received rushed 67 Nats Big G65 SuperTigre showed lot promise bent dolly curtailed its flying fall 1967 transferred tapered bore used steel-liner engines ABC setup began really perform Understand time no glow plugs would hold seals high-nitro fuels uncommon find glow plug post laying over 30 angle after flight often resulted neat little hole burned through piston crown ABC system stopped large degree found taper 00 15 exhaust top cylinder coupled very tight piston fit ATDC top dead center ran really well taper below exhaust port has never considered important within 002/-000 long free did drag piston now becomes clear brass cylinder grows aluminum piston running temperatures engine though may squawk feel though binding turned over cold will perfect clearances running now seeing Stunt engines ABC AAC Aluminum Piston Aluminum Chromed cylinder cylinder assemblies problem presents us Stunt fraternity have avoid lean runs etched permanently brain Its norm run Stunt engine slobbering rich first few minutes ABC rich two-cycle order day Running ABC AAC has proper hard pinch TDC too rich means will run too cool put undue stress rod wristpin crank pin After few fast two-minute runs some hard pinch will start disappear parts seat Normal Stunt run flying can now proceed beautiful Wiley engine ran photo last year now full production available several sizes Combat Navy Carrier Stunt both piped nonpiped versions Contact Wiley Custom Engines SASE 15605 Wright Bros Ln Addison TX 75244 Tel 214 245-6542 Fax 214 702-9210 write want reply please enclose SASE done will always answer will accept phone calls between 6 10 pm CST CDT please dont call writing will suffice have business run address 12822 Tarrytown San Antonio Texas 78233-4628 Tel 210656-2021 odel Aviation