Engines

Displacement-4.07 cc / 0.248 cu.in. Bore-18.0 mm / 0.709 in Stroke-16.0 mm / 0.630 in. Weight-248 g / 8, 75 oz Silencer Weight-62.5 g / 2.2 oz. Out...

FEATURES: The 95AX is another popular-sized engine in the AX series that's famous for providing uncompromising power in tight-fitting applications...

O.S. 46LA .46 Glow Engine w/Muffler This is the OS Engines 46LA non-ring .46 glow engine, with 40D carburetor and included E3020 Muffler. Features...

OS GGT15 Gasoline Engine The convenience of glow in a gasoline engine. Glow plug ignition makes the GGT15 a unique 15cc gasoline engine — its perfo...

GT15 Gasoline Engine The "mighty mite" of the O.S. gasoline airplane engine lineup. O.S.'s GT line of gasoline engines boast power and fuel econom...

SPECIFICATIONS: Displacement: 0.15 cu in (2.5 cc) Bore: 0.598 in (15.2 mm) Stroke: 0.539 in (13.7 mm) Practical rpm: 2,500-18,000 Output: 0.40 hp...

The O.S. 21XR-B Version II Off-Road Competition Buggy Engine gives you the advantages of a competition grade power plant, with a sport engine pric...

OS 46AX II ABL Plentiful power for sport and aerobatic aircraft! Ease, dependability and performance are what make engines popular — and they're al...

O.S. Max 55AX Two Stroke Glow Engine Features: • Same bolt pattern as 46AX engine • Angular head design looks great while increasing surface area f...