OS MAX 55HZ Hyper Heli Engine

SPECIFICATIONS

• Stock Number: OSMG1955
• Displacement: 0.55 cu in (8.93 cc)
• Bore: 0.91 in (23 mm)
• Stroke: 0.85 in (21.5 mm)
• Practical rpm: 2,000-20,000
• Power Output: 2.1 hp @ 17,000 rpm
• Weight: 15.40 oz (408 g)

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