This is the YS 115FZ-WS 4-Stroke Glow Airplane Engine. The Ys 115FZ-WS is designed for Warbird type Pylon Racing and features a re-designed piston that is better suited to higher nitro content fuels for increased power. Plus, an improved, balanced crankshaft delivers smoother operation with less vibration at higher RPM's.
- Crankcase Supercharging system
- Proven regulator design for easier adjustment
- Pressurized fuel injection
- Crankcase ring for increased crankcase boost
Weight (engine): 730g (35.2oz)
Practical RPM: 2,000-18,000