STINGER 70 TWIN

RCGF Stinger 70cc TWIN
New Engine,More Power 
Smooth operator Give your sport aircraft the low-vibration smoothness and unique sound of a horizontally opposed twin!
the gasoline engine is designed for large scale aircraft.
it combines with excellent quality and reasonable price.

Parameter

Type	2 cycle piston valve type gasoline engine for airplane
Displacement (cc)	70cc(4.27 cu.in)
Bore x Stroke (mm)	1.53 in(39mm) x 1.18 in (30mm)
Recommended props	22×10, 23×8, 23×10,24X8,24X9
Maximum Output	7.4HP/8600rpm
Power supply	7.4V-14V

1. Carburetor : Walbro
2. Ignition : Stinger DC-CDI (Computer Controlled auto advance, electronic ignition system)
3. SPARK PLUG: NGK CM6 Type
4. Requires: Gasoline, 2-cycle oil, ignition battery & propeller
5. speed rang : 1500-8600rpm
6. Gasoline-Version : Pre-mixed Fuel, 25-40 (Gasoline):1 (recommended : 32:1 for real oil, or 40:1 for synthetic oil) 
7. Lubrication Oil : High quality fully synthetic 2 cylinder oil such as Motul 800 2T 100% synthetic racing motro oil , Red line two-stroke racing motor oil , Stihl Ultra high performance 2 cycle fully synthetic engine oil etc . 
8. Break in Propeller : 23X10 (Standard Two leafs prop)
9. Cooling System : Air Cooled
10. RCGF Stinger Engine package Includes: electronic CDI ignition, muffler, spark plug, gaskets, bolts, throttle arm extension & manual.

Weight:

1. Engine: 3.32 lb (1508g)
2. 2XMuffler: 5.36 oz (152 g)
3. Ignition Module: 5.1 oz (145 g)
4. Total: Weight: 3.98 lb (1805 g)

Technical Data:

1. Ignition Battery: 7.4V-14VNiCd or NiMH, 7.4V LiFe or 2S LiPo pack ( DO NOT use BEC, iBEC or uBEC)
2. Gasoline/Oil Mix: (recommended : 32:1 for real oil, or 40:1 for synthetic oil) 
3. Replacement Spark Plug: NGK CM6 or equivalent
4. Idle Speed: 1600 rpm/min