OS.37SZ-H Ringed Engine
Specification:Weight: 293g 10.33 ozDisplacement: 6.07cc 0.37cu in.Bore: 20.5mm 0.807in.Stroke: 18.4mm 0.724inPower Output: 1.4PS@18000 RPMPractical RPM: 2000-21000
O. S. 55HZ Hyper Ringed Heli engine
Two-stroke helicopter engine with 8,93ccm glow plug with RC carburetor. Power 1.57 kW (2.13 PS) at 17000 rpm. Weight without shock absorber 429g.
It is a new power boost pipe developed for 50 class helicopters that require higher power year by year. By increasing the capacity of the silencer body, you will realize a more powerful and quiet flight. Compatible MAX-55HZ-R 55HZ Hyper 50SX-H RING Hyper
