Features:
- More cooling fin area extends the life of the engine, and virtually eliminates engine seizures in the air
- Added "webbing" on the crankcase strengthens high-stress areas to help ensure that they stand up to the rigors of learning to fly
- Overall tighter needle valve fit utilizes an "O" ring to help maintain the performance levels you need
- A fuel inlet that points up allows for easier fuel line access for fueling and defueling
Specifications:
- Engine: 25LA
- Displacement (cu in): 0.2485 (4.0cc)
- Bore (in): 0.7087 (18mm)
- Stroke (in): .63 (16mm)
- RPM: 2,500-16,000
- Output (HP@rpm): 0.6 @ 15,000
- Weight (oz): 6.9 (197g)
- Recommended Props: 9x5, 9x6, 10x5
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