Parameter:
Type : 2 cycle piston valve 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: 4.8-8.4V
Maximum Output :4.6HP/8600rmp
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
Propeller : 20X10 6800rpm (Standard Two leafs prop)
Suggested Propellers: 19×8, 19×10, 20×8 & 20×10
Suggested Break-in Prop: 19X8
Sparking plug: 1/4-32
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: 4.8-8.4 NiCd or NiMH, 6.6V LiFe or 2S LiPo pack
Gasoline/Oil Mix: 30:1
Replacement Spark Plug: 1/4×32 or equivalent
dle Speed: 1500 rpm/min
Static Thrust:
23.4 lb (10.6 kg) @ 328 ft (100 m) altitude
2.1 lb (10kg) @ 5,900 ft (1800 m) altitude