Features:
- Designed for all-out 3D competition
- 165° exhaust timing for optimal horsepower and stable hovering
- Newly designed combustion chamber shaped to match the big bore carburetor and advanced exhaust cylinder timing
- Big Bore carburetor is designed to develop stable horsepower at 70-80% throttle which is widely used in 3D flight

Requires:
- Fuel: 10%-30% nitromethane with at least 18% lubricant. Lubricants may be either castor or synthetic oil or castor/synthetic blend.
- Field Equipment: glow starter, fuel bulb, fuel can filter, fuel pump hexagonal starting shaft (depending on brand of helicopter) electric starter, battery and fuel tubing
- Muffler: Depending on heli

Specs:
- Displacement: 0.91cu in (14.9cc)