OS Engines 55HZ-H Hyper Ringed .55 Helicopter Engine Product Specs
- Bore0.91 in (23 mm)
- Crankshaft ThreadsUNF1/4-28
- Crankshaft TypeThreaded
- CylindersSingle
- Displacement0.55 cu in (8.93 cc)
- Power TypeGlow
- Product Height3.6 in (90.9 mm)
- Product Length3.0" (76.6mm) from backplate to front bearing
- Product Width2.0 in (52 mm) at mounting tabs
- RPM Range2,000 - 17,000 rpm
- Stroke0.85 in (23.5 mm)
- Total Weight14.40 oz (408 g)