The NEW RCGF 70cc Twin Stinger is now available!

New Engine with more power. Smooth operation.

Give your sport aircraft the low-vibration smoothness and unique sound of a horizontally opposed twin! A gasoline engine 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(39 mm) x 1.18 in (30 mm)

Carburetor : Walbro

Ignition : DC-CDI (Computer Controlled auto advance, electronic ignition system)

Power supply: 6-14V

Maximum Output :7.4HP/8600 rpm

Requires: Gasoline, 2-cycle oil, ignition battery & propeller speed range: 1500-8600 rpm

Gasoline-Version : Pre-mixed Fuel, 25-40 (Gasoline):1,

Recommend:30:1  (90% high octane unleaded gasoline, Import gas into carbon fibre 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 (1508 g)

2 x Muffler: 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

Idle Speed: 1600 rpm/min

Static Thrust:

34.2 lb (15.5 kg) @ 328 ft (100 m) altitude

30.9 lb (14 kg) @ 5,900 ft (1800 m) altitude