Yamaha Blaster Engine Bearings and Gaskets

Shop Yamaha Blaster engine bearings and gaskets at Ken OConnor Racing. Find replacement crankshaft bearings, counterbalance shaft bearings, engine gasket sets, seals, and individual gaskets for Yamaha YFS200 two-stroke engines. Whether you’re performing a complete engine rebuild or repairing an oil leak, quality bearings and gaskets are essential for engine reliability.

Yamaha Blaster engine bearings operate under demanding conditions, including high engine speeds, heat, vibration, and heavy loads. Worn crankshaft main bearings or counterbalance shaft bearings can cause excessive noise, vibration, and potentially serious engine damage. Replacing worn bearings during an engine rebuild helps protect your investment and maintain reliable performance.

Proper gasket and seal installation is especially important on a two-stroke engine. Damaged gaskets, leaking crankshaft seals, or improperly sealed crankcase halves can cause air leaks that affect the air-fuel mixture and engine performance. A properly assembled Yamaha Blaster engine should be pressure-tested to verify that the crankcase is sealed before operation.

Ken OConnor Racing operates a full-service engine machine shop specializing in Yamaha Blaster engine rebuilding. Our services include crankshaft rebuilding and truing, cylinder boring and honing, cylinder porting, head modifications, complete engine assembly, and leak-down testing. All engine machine work is performed in-house.

Browse our Yamaha Blaster engine bearings and gaskets below. For additional replacement and performance parts, visit The Blaster Store, or learn more about our mail-in Yamaha Blaster engine rebuilding service.