.25FX ABL Glow Single with Muffler, by OS Engines
O.S. has Updated the .25 SF with this New High-Performance .25 FX. This Engine may be used in Sport and Aerobatic Aircraft. The FX is Designed to Use a Muffler or Tuned Pipe. Comes with a 2-Year Warranty.
Features an Advanced Bi-Metallic Liner. This process uses a double layer of plating material, rather than one thicker layer. This helps the metal to bond to the cylinder, and is more durable. Also, the plating process is more consistent, resulting in a more precise fit between piston and sleeve, for better compression, longer life.
- Remote Needle Attached to the Backplate keeps fingers away from prop
- Twin Ball Bearing-Supported Crankshaft
- Schnuerle Porting (Schnuerle scavenging)
- Side Exhaust
- One-Piece Crankcase
Expansion Style Muffler, Instructions, Decal, Poster, Assembled .25 FX w/Carb
Long Glow Plug (O.S. #8 recommended OSMG2691), Fuel with 18% (minimum) lubricant content and 5%-15% Nitromethane, (All 5%-15% fuels we carry meet these requirements)