Engine

Cast from the highest quality aluminumSeals perfectly to keep out dirt and moistureCovers come with gasketsHolds clutch cable more securely (Yamaha YZ models)Give your bike the factory "WORKS" lookCover gaskets may be used with stock or factory covers

Cast from the highest quality aluminumCovers come with the gasketsSeals perfectly to keep out dirt and moistureGives your bike the factory “WORKS” look

Cast from the highest quality aluminumCovers come with the gasketsSeals perfectly to keep out dirt and moistureGives your bike the factory “WORKS” look

Cast from the highest quality aluminumCovers come with the gasketsSeals perfectly to keep out dirt and moistureGives your bike the factory “WORKS” look

Cast from the highest quality aluminumCovers come with the gasketsSeals perfectly to keep out dirt and moistureGives your bike the factory “WORKS” look

Cast from the highest quality aluminumCovers come with the gasketsSeals perfectly to keep out dirt and moistureGives your bike the factory “WORKS” look

Cast from the highest quality aluminumCovers come with the gasketsSeals perfectly to keep out dirt and moistureGives your bike the factory “WORKS” look

Cast from the highest quality aluminumCovers come with the gasketsSeals perfectly to keep out dirt and moistureGives your bike the factory “WORKS” look

Cast from the highest quality aluminumCovers come with the gasketsSeals perfectly to keep out dirt and moistureGives your bike the factory “WORKS” look

Cast from the highest quality aluminumCovers come with the gasketsSeals perfectly to keep out dirt and moistureGives your bike the factory “WORKS” look

Cast from the highest quality aluminumCovers come with the gasketsSeals perfectly to keep out dirt and moistureGives your bike the factory “WORKS” look

A great combination of power, reliability and easy  installation makes this kit our best seller.  Cylinder retains mounts for easy skid plate installation.  Excellent power gains throughout the RPM range.BBR aluminum cylinder52mm flat-top piston, rings,...