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Central Hobbies
1401 Central Avenue
Billings, MT 59102

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ENGINES : GAS ENGINES





Part#: STI40TW
RCGF Stinger 40cc Twin Cylinder, RC Gas Engine
Description:

RCGF 40 T Stinger

Parameter:
Type: 2 cycle piston type gasoline engine for airplane
Piston displacement Cylinder (cc) : 40cc(2.44 cu.in)
Bore x stroke (mm): 1.26 in(32mm) x 1.02 in (26mm)
Carburetor: Walbro
Ignition: DC-CDI (Computer Controlled auto advance, electronic ignition system)
Power supply: 6V-14V (RCEXL)
Maximum Output:4.6HP/8600rmp
Requires: Gasoline, 2-cycle oil, ignition battery & propeller
speed range: 1500-8600rpm
Gasoline-Version : Pre-mixed Fuel, 25-40 (Gasoline):1 , Recommend:30:1
(90% high octane unleaded gasoline, Import gas into carbon fiber installations valves)
Lubrication Oil: 2 cycle engine oil
Propeller: 20X10 6800rpm (Standard Two leafs prop)
Suggested Propellers: 19x8, 19x10, 20x8 & 20x10
Suggested Break-in Prop: 19X8
Sparking plug: 1/4x32
Cooling System: Air Cooled
RCGF engine package Includes electronic CDI ignition, muffler, spark plug, gaskets, bolts, throttle arm extension & manual.
Weight
Engine:2.32 lb (1052 g)
2XMuffler: 4.45 oz (126 g)
Ignition Module: 5.1 oz (145 g)
Total: Weight: 2.92 lb (1323 g)
Technical Data
Ignition Battery: 6-8.4 NiCd or NiMH, 6.6V LiFe or 2S LiPo pack
Gasoline/Oil Mix: 30:1
Replacement Spark Plug: 1/4x32 or equivalent
dle Speed: 1500 rpm/min
Static Thrust:
23.4 lb (10.6 kg) @ 328 ft (100 m) altitude
22.1 lb (10kg) @ 5,900 ft (1800 m) altitude


Our Price: $445.99
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Part#: STI20TW
RCGF Stinger 20cc TWIN
Description:

RCGF Stinger 20cc Twin
Parameter:
Type : 2 cycle piston type gasoline engine for airplane
Piston displacement Cylinder (cc) : 20.5cc (1.25 cu in)
Bore x Stroke (mm): 1.08 in(27.6mm) x 0.67 in (17mm)
Carburetor : Walbro
Ignition : DC-CDI (Computer Controlled auto advance,
electronic ignition system)
Power supply: 6-14V 
Maximum Output : 2.8HP /2.1KW
Requires: Gasoline, 2-cycle oil, ignition battery & propeller
speed range: 1500-8600rpm
Gasoline-Version : Pre-mixed Fuel, 25-40 (Gasoline):1 ,
Recommend:30:1
(90% high octane unleaded gasoline, Import gas into carbon
fiber installations valves)
Lubrication Oil: 2 cycle engine oil
Propeller: 16X8 7800rpm (Standard Two leaf's prop)
Suggested Propellers: 15x8, 16x8, 17x6 
Suggested Break-in Prop: 16X8
Sparking plug: 1/4-32 SIZE or equivalent
Cooling System: Air Cooled
RCGF Stinger engine package Includes electronic CDI ignition,
muffler, spark plug, gaskets, bolts, throttle arm extension & manual.
Distance from cap to cap is 173 mm  / 6.81 in
Weight :
Engine: 1.63 lb (740g)
2XMuffler: 2.64 oz (75 g)
Ignition Module: 4.94 oz (140 g)
Total: Weight: 2.02 lb (920 g)
Technical Data:
Ignition Battery: 6-8.4 NiCd or NiMH, 6.6V LiFe or 2S LiPo pack
Gasoline/Oil Mix: 30:1
Replacement Spark Plug: 1/4-32 SIZE or equivalent
idle Speed: 1800 rpm/min

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Our Price: $375.99
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Part#: STI15RE
RCGF 15CC Stinger RE
Description:

RCGF Stinger 15cc RE
Type: 2 cycle piston type gasoline engine for airplane
Displacement (cc) : 15cc (.91 cu in)
Bore x Stroke (mm): 1.3 in (32mm)*0.8 in (19.6mm)
Carburetor : Walbro
Ignition: DC-CDI (Computer Controlled auto advance, electronic ignition system)
Power supply: 6-14V
SPARK PLUG: NGK-CM6
Maximum Output : 2.4 hp/1.76KW
Requires: Gasoline, 2-cycle oil, ignition battery & propeller
speed range: 1500-15000rpm
Gasoline-Version: Pre-mixed Fuel, 25-40 (Gasoline):1 (recommended: 30:1) (90% high octane unleaded gasoline, Import gas into carbon fiber installations valves)
Lubrication Oil: 2 cycle engine oil
Propeller : 15X6 9200 rpm; 13X6 12000rpm (Standard Two leafs prop)
recommended props :13X6, 14X6,13X8, 15X8,15X6
recommended Airplane: 60 size plane, 50 size plane, 40 size plane
Cooling System : Air Cooled
RCGF Stinger Engine package Includes electronic CDI ignition, muffler, spark plug, gaskets, bolts, throttle arm extension & manual.
Weight:
Engine: 1.31 lb (594 g)
Muffler: 1.8 oz (51 g)
Ignition Module: 4.4 oz (125 g)
Total: Weight: 1.69 lb (770 g)
Technical Data:
Ignition Battery: 6-8.4 NiCd or NiMH, 6.6V LiFe or 2S LiPo pack
Gasoline/Oil Mix: 30:1
Replacement Spark Plug: NGK-CM6 or equivalent
Idle Speed: 1800 rpm/min
Static Thrust:
10.2 lb (4.6 kg) @ 328 ft (100 m) altitude
9.1 lb (4.1 kg) @ 5,900 ft (1800 m) altitude

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Our Price: $244.99
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Part#: STI10RE
RCGF STINGER 10cc RE
Description:

NEW RCGF 10cc RE Stinger!
Glow size:economy and powerful
The NEW 10cc RE is the latest design engine. The rear exhaust design makes it fit narrow airplanes such as warbirds.

RCGF 10cc RE -Stinger
Parameter
Type: 2 cycle piston type gasoline engine for airplane
Displacement (cc) : 10cc (.61 cu in)
Bore x stroke (mm): 1.08 in (27.6mm)*0.67 in (17mm)
Carburetor: Walbro
Ignition: DC-CDI (Computer Controlled auto advance, electronic ignition system)
Power supply: 6-14V
SPARK PLUG: M8 1/4-32
Maximum Output : 1.9 hp @ 15000rpm
Requires: Gasoline, 2-cycle oil, ignition battery & propeller
speed range: 2000-15000rpm
Gasoline-Version: Pre-mixed Fuel, 25-40 (Gasoline):1 (recommended: 30:1) (90% high octane unleaded gasoline, Import gas into carbon fiber installations valves)
Lubrication Oil: 2 cycle engine oil
Propeller: 13X7 9800 rpm; 14X6 9000rpm (Standard Two leafs prop)
recommended props :13X6, 14X6, 13X8, 13X7
recommended Airplane: 50 size plane, 40 size plane
Cooling System: Air Cooled
RCGF Engine package Includes electronic CDI ignition, muffler, spark plug, gaskets, bolts, throttle arm extension & manual.

Engine: 1.03 lb (468 g)
Muffler: 1.4 oz (40 g)
Ignition Module: 4.1 oz (115 g)
Total: Weight: 1.37 lb (623 g)

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Our Price: $239.99
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