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O.S.® 55AX Engine

Features
  • Mounts directly into the bolt pattern for a 46.
  • A diagonally placed needle eliminates the need for a remove needle valve.
  • The 5-sided, angular head design looks great and significantly increases surface area for better cooling.
Cutaway View of Piston and Liner
ABL™ Technology!
ABL (Advanced Bimetallic Liner) uses two O.S.-developed alloys to provide a durable barrier between the brass liner and piston.
More muscle with no hassle.
Special Offer
To receive your Free Item you must use the BUY NOW button on this page.
Xoar Prop
Free Xoar Prop
with the purchase of a 55AX Engine from this page. A $6.19 value.

2 Year Limited Warranty O.S. 55AX Engine

Increase displacement in your 40-size model the easy way: just drop in a 55AX 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!
Specifications
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: 11 x 6, 11 x 7, 12 x 6, 12 x 7, 13 x 6
55AX
LW2319    ONLY     Buy Now Stock Status:
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Prices shown were current at time of ad production and are subject to change.
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