New RCGF 20cc Twin Stinger available now!--they go fast when in stock!!

Smooth operation-- Smaller size
With the New RCGF 20cc Twin Stinger engine you get smoother fly experience.  It's small, powerful, starts easily and is the perfect choice for a small size twin cylinder engine!

Distance from cap to cap is 173 mm  / 6.81 in

RCGF 20cc Twin Stinger Parameters:

• Type : 2 cycle piston valve 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 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 : 16X8 7800rpm (Standard Two leafs prop)
• Suggested Propellers: 15x8, 16x8, 17x6 
• Suggested Break-in Prop: 16X8
• Sparking plug: 1/4-32 SIZE or equivalent
• Cooling System : Air Cooled
• RCGF engine package Includes: electronic CDI ignition, muffler, spark plug, gaskets, bolts, throttle arm extension & manual.

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
• Static Thrust:
• 14.1 lb (6.4kg) @ 328 ft (100 m) altitude
• 12.57 lb (5.7kg) @ 5,900 ft (1800 m) altitude

Note: FREE shipping for Domestic US only ($58 economy to Canada) send us an email at [email protected] to calculate shipping cost.