2-Stroke Heli PRO-70H(R)

Specification:
- Displacement(c.c. / cu.in.): 11.49 c.c. / .701 cu.in.
- Bore(mm / in.): 25.0 mm / 0.984 in.
- Stroke(mm / in.): 23.4 mm / 0.921 in..
- Practical R.P.M.(R.P.M.): 2,000 ~ 17,000 rpm
- Output(BHP/RPM): 2.5 BHP / 16,000 RPM
- Weight(g/oz): 570 g / 20.10 oz

Introduction :

The PRO series helicopter ring-type engines are equipped with dual ball-bearings, Schnuerle porting, one ring-type piston / cylinder assembly and two-needles automatic mixture control carburetor. One full-throttle "blast off" will convince you of the awesome power-to-weight-ratio created from the PRO-70H (R), engine is good for all kinds of .60 size helicopter. Precision air bleed carburetor makes adjustments simple, and efficient mufflers keep things quiet at the field.