Description
New Engine,More Power 
Smooth operator Give your sport aircraft the low-vibration smoothness and unique sound of a horizontally opposed twin! 
gasoline engine is designed for large scale aircraft，
it combines with excellent quality and reasonable price.


RCGF 70cc TWIN STINGER 
Parameter:
Type : 2 cycle piston valve type gasoline engine for airplane
Piston displacement Cylinder (cc) : 70cc(4.27 cu.in)
Bore x Stroke (mm): 1.53 in(39mm) x 1.18 in (30mm)
Carburetor : Walbro
Ignition : DC-CDI (Computer Controlled auto advance, electronic ignition system)
Power supply: 6-14V
Maximum Output :7.4HP/8600rpm
Requires: Gasoline, 2-cycle oil, ignition battery & propeller
speed rang : 1500-8600rpm
Gasoline-Version : Pre-mixed Fuel, 25-40 (Gasoline):1 , Recommend:30:1
(90% high otcane unleaded gasoline, Import gas into carbon fiber installations valves)
Lubrication Oil : 2 cycle engine oil
Suggested Propellers: 22×10, 23×8, 23×10,24X8
Suggested Break-in Prop: 23X10
Sparking plug: NGK CM6 Type
Cooling System : Air Cooled
RCGF engine package Includes: electronic CDI ignition, muffler, spark plug, gaskets, bolts, throttle arm extension & manual.

Weight :
Engine: 3.32 lb (1508g)
2XMuffler: 5.36 oz (152 g)
Ignition Module: 5.11 oz (145 g)
Total: Weight: 3.98 lb (1805 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
dle Speed: 1600 rpm/min
Static Thrust:
34.2 lb (15.5 kg) @ 328 ft (100 m) altitude
30.9 lb (14kg) @ 5,900 ft (1800 m) altitude