OS Engines: Nitro Engines, Glow Plugs & OS Speed Parts

OS Engines is a trusted name in nitro power for RC cars, delivering renowned performance, reliability and precision. From competition-ready OS Speed engines and combo sets to finely tuned glow plugs, their range supports everyone from club racers to seasoned pros seeking consistent tuning and long service life.

Explore a broad selection including popular .21 racing options such as OS Speed combo sets, the versatile Max-21TM for Revo fitments, and a comprehensive lineup of glow plugs like P3 and P4 Turbo and RP8 to suit track conditions and fuels. Keep your motor in peak condition with genuine spares and consumables: front and rear ball bearings, O-rings, carburettor repair parts, connecting rods and small hardware matched to specific OS Speed and OS Max models.

For setup and maintenance, you’ll also find dedicated OS tools and accessories including nut drivers, hex wrench tips, a plug wrench, flywheel puller and spring remover—engineered to the same high standards for smooth builds and fast pit work.

Wheelspin Models holds large UK stocks with friendly, knowledgeable support from our expert team. Need parts in a hurry? Flexible shipping options include next day delivery for UK customers. Browse the range and keep your OS Engines equipment performing at its best.