Control Line COMBAT Charlie Johnson BY NOW must have heard news world know will end soon last few Fox 36s leave fac tory Articles some newsletters receive predicted everything demise Fast Combat locusts fuel Its bad folks casting being modified muffler car buretor front bearing will also make exit De-RC new engine itll prob ably almost good Mark 3s 4s Maybe excuse Im going check locusts fuel shortage new engines might prompt few us dig through tons unused engines parts garages first Mark 3s came out bought couple because didnt want go through same thing Id done SupertigresI two dozen engines stage tune good runners total wipeouts Affluent Americans prefer buy new engine rather maintain old ones new Fox proves lacking Fast Combat well have go after tremendous supply engines parts hobby shops garages San Diego alone know least 25 newor better new Brasher cranks good bear ingsengines probably will gather dust until kids take swap meet 20 years now wish excuse buy Hoffelt 36Rs Several engines out hands enthusiasts including Greg Hill used Redwood City Hoffelt put engine diet got weight down nine oz same Fox ultra-precision fits allQw very tight end-gap ring helps produce very snappy feel cranking timed fuel injection makes needle settings broad regulator sent up once too-lean setting would have meant curtains engines since running K&B Speed Fuel airspeed way down engine damaged induction system notch above Continued page 158 August 1983 67 Charlie use extra-fast shutter speed freeze shivers theseTwo Gene Papes finest big un very popular Dogfighter Fast Southern California stalwarts Redwood City CA Condor LegionCombat planeby far popular model Redwood City little guy bash L R Jed Kusik British-influenced design runner-up tois Pup Fightersoontobe-released Combat kit Pup survived whole Greg Hill FAI Combat eventday test flights potential owners Hoffelt 36R Combat engine close-up rear shows unique fuelmetering system rear-mounted needle valve routes pressurized fuel directly crankcase Fuel iniection-timing controlled rear disc valve Note no venturiair gushes through big hole left Needle-settings pleasure Greg Hills taper-wing raked-tip design refreshing change usual flying planks Note Hoffelt 36R nestles close wingjust like front-intake engine Engines bountiful power hauls 23-oz plane ease Charlie first showed us picture Hoffelt 36R back October 1982 issue Engine has $200 price tag Gator RIC Products 3713 Pompano Pensacola FL 32514 Phone AC 904 476-8639 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone espanding brass ring grips sleeve bearing 10 new 60s 17MM rear bearing * SPECIAL * Both $1395 NewNew WING TUBE & SOCKETS 1 dia aluminum alloy tubing tor plug-in wings Included pair ot special slip-fit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 long S895Ise1 TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics ot its predecessors Especially recommended sportsman advanced pattern also good choice br turn around pattern Plans construction hints $995 See Dealer Order Direct Include 75 Per Item UPS CL Navy Carrier/Perry Continued page 154 original Tune-Hill modification specifi cations Fox performance below OS Carb throat area little effect since OS power advantage greater lower engine speeds difference may attributed internal fit con figuration Fox lapped engine OS has Dykes ring am familiar Fox metallurgy quite likely someone Fox experience could get better results Tests run 5% nitro 70% nitro/l0% propylene oxide fuels using Top Elite 9-6 Power Prop 9-4 Super M pro pellers Canadian Nats Canadian Nationals will held Centralia Ontario July 9 through 17 Carrier three classes will flown Sunday July 17 should good warmup AMA Nats 10 days later Richard L Perry 7578 Va gels Way Springfield VA 22135 CL CombaVJohnsOfl Continued oacje 67 what have typical front-induction engine little experimentation might worthwhile could epoxy jets various places case Fox Tigre see improvement way Hoffelts needle assembly Rossi rearintake type thing fun Dogfighter Hoffelt 36R might new Pup Fighter designed Gene Pape soon-to-be-released kits will feature thing need except engine Theres nothing very tricky about model except very quick build stands lot abuse models look like hot tip unofficial /2A Combat Nationals summer Same deal last year TD engines goodies prizes through fifth place action will take place Thursday Ill bet lot 42 entries last year going after Gene some Pup Fighters heres home number express service Gene Pape Dog Trainer 503 689-1623 Call quick dont tell him sent Gene told technique used repair Dogfighters outboard wing destroyed simply cut old off stuck another joined spar original model new wing panel carbon fiber 5-minute epoxy said several exoticplane builders use same technique new models enough Dogfighter pieces trash can Redwood City could have built whole new fleet back article trimming some models Id bought local flier trimming turned out fairly well since placed second couple meets very dangerous problem arose Redwood City meet model tried flying through front door local police station wasnt cut loose wed thought instead /v-in plywood mount broken bellcrank mounting ar rangement very popular models have solid center rib picture Greg Hill led Kusick youll see type mount Im talking about /v-in ply wood usually works wellbut didnt case Fortunately no harm done local police just got close-up look models very danger ous condition solved installing safety cable bellcrank engine ts now required FAI models WAM has required safety cable years got lot told sds WAM fliers attendance OK pro fessional rules proposers heres something worthwhile although same rank size canopy tail fin Joe Klause Kustom Kraftsmanship said Nelson 15 selling tounding pace FAI Combat fliers want power recognize Nelson eas iest way get John McCollum others make special high-revving props en gine have pour 50% nitro go may new-found horsepower destruction level will reach 200 ls Team Trials Nashville come September 16-18 Some resourceful person will probably show up carbon fiber some 5-minute epoxy build fleet remains Combat field cold wet weather Redwood City showed up fault Combat fliers have dont know select glow plug fuel plug-and-fuel combination doesnt always work cold racing plug high-nitro might right com bination day next want run hottest plug can get away coldest Just tn cars run cold plugs because have tonot because want Besides very measur able loss power cold plugs make harder starting poorer settings worst dreaded flameout just youre upwind opponent hot tail Another thing engines running poorly invest gallon commercial fuel same nitro content stuff mixed Fuel manufacturers know few things too Charlie Johnson 3716 Ingraham St San Diego CA 92 109 Giant Pylon/Oldenburgh Continued page 71 discuss aviation premier flierssuch Navy Blue Angels Corky noff US World Championship Aerobatics Team Quarter Scale Formula Race held three consecutive days before total audience attendance over 400000 people GP Sleeve Puller $795 Bearing Puller $695
Edition: Model Aviation - 1983/08
Page Numbers: 67, 158
Control Line COMBAT Charlie Johnson BY NOW must have heard news world know will end soon last few Fox 36s leave fac tory Articles some newsletters receive predicted everything demise Fast Combat locusts fuel Its bad folks casting being modified muffler car buretor front bearing will also make exit De-RC new engine itll prob ably almost good Mark 3s 4s Maybe excuse Im going check locusts fuel shortage new engines might prompt few us dig through tons unused engines parts garages first Mark 3s came out bought couple because didnt want go through same thing Id done SupertigresI two dozen engines stage tune good runners total wipeouts Affluent Americans prefer buy new engine rather maintain old ones new Fox proves lacking Fast Combat well have go after tremendous supply engines parts hobby shops garages San Diego alone know least 25 newor better new Brasher cranks good bear ingsengines probably will gather dust until kids take swap meet 20 years now wish excuse buy Hoffelt 36Rs Several engines out hands enthusiasts including Greg Hill used Redwood City Hoffelt put engine diet got weight down nine oz same Fox ultra-precision fits allQw very tight end-gap ring helps produce very snappy feel cranking timed fuel injection makes needle settings broad regulator sent up once too-lean setting would have meant curtains engines since running K&B Speed Fuel airspeed way down engine damaged induction system notch above Continued page 158 August 1983 67 Charlie use extra-fast shutter speed freeze shivers theseTwo Gene Papes finest big un very popular Dogfighter Fast Southern California stalwarts Redwood City CA Condor LegionCombat planeby far popular model Redwood City little guy bash L R Jed Kusik British-influenced design runner-up tois Pup Fightersoontobe-released Combat kit Pup survived whole Greg Hill FAI Combat eventday test flights potential owners Hoffelt 36R Combat engine close-up rear shows unique fuelmetering system rear-mounted needle valve routes pressurized fuel directly crankcase Fuel iniection-timing controlled rear disc valve Note no venturiair gushes through big hole left Needle-settings pleasure Greg Hills taper-wing raked-tip design refreshing change usual flying planks Note Hoffelt 36R nestles close wingjust like front-intake engine Engines bountiful power hauls 23-oz plane ease Charlie first showed us picture Hoffelt 36R back October 1982 issue Engine has $200 price tag Gator RIC Products 3713 Pompano Pensacola FL 32514 Phone AC 904 476-8639 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone espanding brass ring grips sleeve bearing 10 new 60s 17MM rear bearing * SPECIAL * Both $1395 NewNew WING TUBE & SOCKETS 1 dia aluminum alloy tubing tor plug-in wings Included pair ot special slip-fit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 long S895Ise1 TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics ot its predecessors Especially recommended sportsman advanced pattern also good choice br turn around pattern Plans construction hints $995 See Dealer Order Direct Include 75 Per Item UPS CL Navy Carrier/Perry Continued page 154 original Tune-Hill modification specifi cations Fox performance below OS Carb throat area little effect since OS power advantage greater lower engine speeds difference may attributed internal fit con figuration Fox lapped engine OS has Dykes ring am familiar Fox metallurgy quite likely someone Fox experience could get better results Tests run 5% nitro 70% nitro/l0% propylene oxide fuels using Top Elite 9-6 Power Prop 9-4 Super M pro pellers Canadian Nats Canadian Nationals will held Centralia Ontario July 9 through 17 Carrier three classes will flown Sunday July 17 should good warmup AMA Nats 10 days later Richard L Perry 7578 Va gels Way Springfield VA 22135 CL CombaVJohnsOfl Continued oacje 67 what have typical front-induction engine little experimentation might worthwhile could epoxy jets various places case Fox Tigre see improvement way Hoffelts needle assembly Rossi rearintake type thing fun Dogfighter Hoffelt 36R might new Pup Fighter designed Gene Pape soon-to-be-released kits will feature thing need except engine Theres nothing very tricky about model except very quick build stands lot abuse models look like hot tip unofficial /2A Combat Nationals summer Same deal last year TD engines goodies prizes through fifth place action will take place Thursday Ill bet lot 42 entries last year going after Gene some Pup Fighters heres home number express service Gene Pape Dog Trainer 503 689-1623 Call quick dont tell him sent Gene told technique used repair Dogfighters outboard wing destroyed simply cut old off stuck another joined spar original model new wing panel carbon fiber 5-minute epoxy said several exoticplane builders use same technique new models enough Dogfighter pieces trash can Redwood City could have built whole new fleet back article trimming some models Id bought local flier trimming turned out fairly well since placed second couple meets very dangerous problem arose Redwood City meet model tried flying through front door local police station wasnt cut loose wed thought instead /v-in plywood mount broken bellcrank mounting ar rangement very popular models have solid center rib picture Greg Hill led Kusick youll see type mount Im talking about /v-in ply wood usually works wellbut didnt case Fortunately no harm done local police just got close-up look models very danger ous condition solved installing safety cable bellcrank engine ts now required FAI models WAM has required safety cable years got lot told sds WAM fliers attendance OK pro fessional rules proposers heres something worthwhile although same rank size canopy tail fin Joe Klause Kustom Kraftsmanship said Nelson 15 selling tounding pace FAI Combat fliers want power recognize Nelson eas iest way get John McCollum others make special high-revving props en gine have pour 50% nitro go may new-found horsepower destruction level will reach 200 ls Team Trials Nashville come September 16-18 Some resourceful person will probably show up carbon fiber some 5-minute epoxy build fleet remains Combat field cold wet weather Redwood City showed up fault Combat fliers have dont know select glow plug fuel plug-and-fuel combination doesnt always work cold racing plug high-nitro might right com bination day next want run hottest plug can get away coldest Just tn cars run cold plugs because have tonot because want Besides very measur able loss power cold plugs make harder starting poorer settings worst dreaded flameout just youre upwind opponent hot tail Another thing engines running poorly invest gallon commercial fuel same nitro content stuff mixed Fuel manufacturers know few things too Charlie Johnson 3716 Ingraham St San Diego CA 92 109 Giant Pylon/Oldenburgh Continued page 71 discuss aviation premier flierssuch Navy Blue Angels Corky noff US World Championship Aerobatics Team Quarter Scale Formula Race held three consecutive days before total audience attendance over 400000 people GP Sleeve Puller $795 Bearing Puller $695