Cylinder Works 19-20 Yamaha WR 450 F 450cc +2mm Big Bore Cylinder Kit 470cc 12.8:1 Comp. 99mm

Special Order Item: Due to the Brand or supplychain issues, these parts are limited & hard to get. However, with FIP's relationships in the industry, we tend to get things done faster than most. If timing is a concern, CALL US (203)644-0712.