O.S. Engines
Legendary Power. Proven Performance.
Experience legendary engineering. Choose O.S. Engines and power your passion with confidence.
For decades, O.S. Engines has been the trusted choice of RC enthusiasts who demand exceptional power, reliability, and precision. O.S. delivers the craftsmanship and performance that pilots and racers have relied on for generations.
Whether you're replacing an old favorite or powering your next build, O.S. Engines provide the dependable performance and lasting quality to help you get the most from every flight and every run.
Top Sellers
Car and Truck Engines
Known for their exceptional craftsmanship and consistent tuning, O.S. Engines give drivers the confidence to push harder, run longer, and perform at their best.
Airplane Engines
From sport flying to precision aerobatics, O.S. Engines have earned their reputation as one of the most trusted names in RC aviation.
Glow Plugs
Whether you're flying high or racing hard, O.S. glow plugs help maximize engine performance and reliability.
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985-1008 of 1021 Results
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OS Engines Head Gasket: FF-320
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OS Engines Carburetor Body: #61B, 91HZ
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OS Engines Carburetor Rotor: #60Y, FS110A
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OS Engines Connecting Rod Bearing: GGT10
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OS Engines Back Plate: Sirius 7
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OS Engines Cylinder Liner: GT55
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OS Engines Stator Assembly: 3820-1200 .25
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OS Engines Nipple: GGT10
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OS Engines Crankshaft: GGT10
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OS Engines Crankshaft: 19XZ-B Speed
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OS Engines Cover Plate: FS81 Alpha