Wiseco Bottom End Rebuild Kit for 2003-13 Yamaha YZ250F - 53.60mm - WPC140 MPN_783M05400 Part Number: WPK0020

Part Number: WPK0020

1997 Kawasaki KLF400B Bayou 4x4

2005 Can-Am Traxter 5-Speed Items Included

2004 Honda CBR600F4i

Wiseco Bottom End Rebuild Kit for 2003-13 Yamaha YZ250F - 53.60mm - WPC140 MPN_783M05400 Part Number: WPK0020Wiseco Performance Bottom End Rebuild Kit Wiseco now provides an all in one kit for your bottom end Made with the toughest materials for increased performance and life span Includes the Crankshaft Assembly, Main Bearings and Bottom End Gasket Kit Wiseco Crankshafts are 4340 steel, core hardened and tempered to reduce stress and optimize tensile strength. The crankshafts are made with a nitriding process for hardening rather than induction heat