This manual describes the safety instructions and warnings for O.S. engines.
This is a high performance engine expressly designed for 50 size helicopters. It features a newly designed 40L carburetor that enables independent adjustment of idling, hovering, and high speed. The engine offers power close to the 60 size class, suitable for both sport flight and 3D flight.
| Intended Use | 50 size helicopters |
|---|---|
| Carburetor Type | 40L |
| Mounting Bolt Hole Size | 3.7mm |
No, it was designed specifically for model helicopters and should not be used for any other purpose.
A glow plug (O.S. No.8), battery leads, and a power source such as a 1.5 volt dry cell or Ni-cd battery.