Fly RC Magazine WE LIVE RC
For sport, 3D and scale heli pilots who want the best performance in an engine but who also enjoy fuel economy, the new O.S. GT15HZ gas heli engine is the one for you. Features like a compact crank case and CM-6 plug work together to give you the performance package you’d expect – only from O.S. Engines. Click the vid-link for details:
