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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 15-17 Yamaha WR 250 F 250cc Standard Bore Cylinder Kit 13.5:1 Comp. 77mm
$638.31
Sale price
$638.31
Regular price
$750.95