Products: : OS Engines
MAX-37SZ-H RING (20M)

Description:
Designed to deliver premium performance for 30-sized machines, from extreme aerobatics to stable hovering!
• The crankshaft has been re-engineered to reduce vibration, resulting in smooth power across the entire rpm range.
• A larger rear bearing boosts power even more.
• Features the same mounting pattern and muffler dimensions as the 32SX-H, for easy installation in most 30-size helis.
SPECIFICATIONS
Displacement: 0.37 cu in (6.07 cc)
Bore: 0.806 in (20.5 mm)
Stroke: 0.725 in (18.4 mm)
Practical rpm: 2,000-21,000
Output: 1.4 hp @ 18,000 rpm
Weight: 10.3 oz (293 g)
Includes: 20M carburetor, #8 glow plug
Requires: muffler, drive hub
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