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OEM-style standard bore kits include a cast aluminum Cylinder Works cylinder, Vertex Piston and gaskets needed to restore horsepower and performance, as a competitive price point, compared to OEM options.
Cylinder Works
Cylinder Works 21-23 Yamaha WR 450 F 450cc Standard Bore Cylinder Kit
$581.36
Sale price
$581.36
Regular price
$683.95