Product Description 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 19-20 Yamaha WR 450 F 450cc Standard Bore Cylinder 97mm - CW20012 MSRP: $427.95 Was: Now: $319.90 Add to Cart
Cylinder Works 16-18 Yamaha WR 450 F 450cc Standard Bore Cylinder Kit 12.5:1 Comp. 97mm - 20005-K02 MSRP: $744.95 Was: Now: $556.85 Add to Cart
Cylinder Works 19-20 Yamaha WR 450 F 450cc Standard Bore Cylinder Kit - CW20012K01 MSRP: $730.95 Was: Now: $546.39 Add to Cart