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OS .91 RZ-H REAR EXHAUST RING 60M-C CARB Helicopter Engine



OS .91 RZ-H Rear Exhaust Ring 60M-C Carb Helicopter Engine


Aluminum cylinder head, anodized blue in color.

Designed for Hirobo and other scale helicopters where engine must fit inside canopy to preserve heli's scale lines.

Ringed piston.
60M-C 3-needle carburetor with mid-range needle for precise adjustments.
Two year warranty


O.S. Max .91 RZ-H Rear Exhaust Helicopter Engine with #8 glow plug & instruction manual.


Displacement: 0.912 cid (14.95 cc)
Bore: 1.091" (27.7mm)
Stroke: 0.976" (24.8mm)
Practical RPM: 2000-16,000
Power Output: 3.3 PS @ 15,000 RPM
Weight: 21.82oz (618g)

Add to Cart:

  • Model: OSMG1978
  • Shipping Weight: 3lbs
  • 1 Units in Stock
  • Manufactured by: OS Engines

This product was added to our catalog on Saturday 25 July, 2009.

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