OS MAX 55 AX med potte

More muscle for .40 sized airplanes.

Increase displacement in your 40-size model the easy way: just drop in a .55 AX engine! You?ll enjoy more horsepower for swinging bigger props ? which means improved 3D, precision and sport flying. Best of all, there?s no modifications required!

Mounts directly into the bolt pattern for a .46 AX. A diagonally-placed needle eliminates the need for a remote needle valve.The 5-sided, angular head design looks great and significantly increases surface area for better cooling.

SPECIFICATIONS:

* Stock Number: OSMG0556
* Displacement: 0.545 cu in (9 cc)
* Bore: .91 in (23 mm)
* Stroke: 0.85 in (21.5 mm)
* Weight: 14.3 oz (404 g)
* Includes: #8 glow plug, 40J carburetor, E-3010 muffler
* Recommended Props: 12x7, 12x8, 13x6, 13x7