Wiseco Bottom End Rebuild Kit for 2010-15 Honda CRF250R - WPC168 - 53.80mm feed-mpn-50-1102 (1) 57mmx2mm Viton O-Ring

(1) 57mmx2mm Viton O-Ring

2006 Triumph Bonneville T100

1991 Kawasaki ZR550B Zephyr

(2007-2008) Softail Night Train (EFI) - FXSTB

Wiseco Bottom End Rebuild Kit for 2010-15 Honda CRF250R - WPC168 - 53.80mm feed-mpn-50-1102 (1) 57mmx2mm Viton O-RingWiseco Performance Bottom End Rebuild Kit Part Number: WPC168 Stroke: 53. 80mm 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