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O.S. MAX .25 LA RC Airplane Engine with 1 Litre Nitro Fuel

8,500.00 5,900.00

The standard in sport engine technology, in a unique streamlined design

  • 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

Stock Number: OSMG0525
Displacement: 0.2485 cu in (4.07 cc)
Bore: 0.708 in (18.0 mm)
Stroke: 0.630 in (16.0 mm)
Practical rpm range: 2,500-19,000
Output: 0.84 hp @ 18,900 rpm
Weight w/muffler: 10.8 oz (306 g)
Includes: expansion style muffler