Features:

- Ideal for 3D
- Flight-power equal to .60 size heli engines
- Same mounting bolt pattern and silencer size as the OS 50SX-H Hyper
- Dual needle 40L carburetor with four arm throttle lever for use with a variety of servo brands
- Two year limited warranty through manufacturer beginning at the date of purchase

Specs:

- Displacement: 0.55 cu in (8.93cc)
- Bore: 0.91" (23mm)
- Stroke: 0.85" (23.5mm)
- Practical RPM: 2,000-20,000 RPM
- Power Output: 2.1HP @ 17,000 RPM
- Weight: 14.39oz (408g)