New HOT RODS Cylinder Rebuild Kit - Big Bore For YAMAHA YZ450F H-21005-K01

Big Bore Cylinder Kit YAM YZ450F 10-13 (+2mm) makes 468cc 12.5:1 Uses Piston V-23655. Includes: Cylinder, piston, rings, pin, clips, gaskets

+2mm Big Bore Cylinder Kit. 468cc. 12.5:1 Comp. 99mm. Includes (Cylinder, Piston Kit, & Top-End Gasket Kit). Uses Vertex #23655.