Cometic 1983 Yamaha YZ490 89mm Bore .043 Copper Top End Gasket Kit

Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil. We are constantly updating and adding models to our ever growing library of gaskets for Powersports, Street Bikes, Snowmobiles, Harley-Davidson and V-Twin applications.

This Part Fits:

Year	Make	Model	Submodel
1983-1984	Yamaha	IT490	Base
1982-1983	Yamaha	YZ490	Base

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