OS 37 SZ-H Ring Helicopter Engine

Description

Designed to deliver premium performance for 30-sized machines, from extreme aerobatics to stable hovering!

The engine of choice for the new Gaui NX4!

FEATURES :

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: 6.07cc (0.37cu.in.)
Bore: 20.5mm
Stroke: 18.4mm
Output: 1.4ps/18000rpm
Practical RPM: 2000 to 21000
For sport and scale heli use

Additional Images