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Motor

OS MAX FS A-56 V2
2729N The latest OS 4 strokes have the power and performance that bring them close to 2 stroke levels, with that superb rich, deep sound of a 4 stroke, and of course legendary OS reliability!

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Motor

OS MAX FS-62V
2790 The 'V' series four stroke engines feature 21st century performance with vintage style looks resulting in a gem of a powerplant. Includes a Jet Stream silencer

Superb!

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Motor

OS MAX FS A-72
2741 Models designed around a .60 2 stroke can enjoy all the benefits of a four stroke with the OS FS A-72. Great performance for sport and aerobatic pilots and added realism for scale modellers.

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Motor

OS MAX FS-95V
2768 The 'V' series four stroke engines feature 21st century performance with vintage style looks resulting in a gem of a powerplant. Includes a Jet Stream silencer

Superb!

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Motor

OS FS 120 Surpass III with Pump 1886 OS has developed a new generation of four-stroke single-cylinder motors with the FS-SURPASS series. A a refined engine for the larger aerobatic or scale model.

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Motor

OS MAX FT 160 Twin Cylinder S36108
A totally irresistible twin cylinder four stroke from OS! With excellent scale looks and a performance to match, and the sound is just glorious!

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Motor

OS MAX FF 320 4 Cylinder S36108
Quiet possibly the best model engine money can buy, the FF 320 is a masterpiece of engineering!. The only ringed piston, flat four R/C engine available today.

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Spares and Accessories for your O.S. Engine
If you need any spares or accessories for your engine that are not listed on the site please contact us for a price and availability.