OS 91HZ Heli Engine

SPECIFICATIONS:

• Stock Number: OSMG1975
• Displacement: 0.912 cu in (14.95 cc)
• Bore: 1.091 in (27.7 mm)
• Stroke: 0.976 in (24.8 mm)
• Weight: 21.8 oz (618 g)
• Practical RPM Range: 2,000-16,000
• Output: 3.4 hp @ 15,000 rpm
• Includes : 61B carburetor, muffler, in-flight needle valve adjustment arm & #8 glow plug

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