Wiseco Bottom End Rebuild Kit for 1987-13 Yamaha YFM350 Models - 64.50mm - WPC137 MPN_NX-40008-4 2017 Polaris Rush 800 HO

2017 Polaris Rush 800 HO PRO-S

Overall dimensions: Standard - 13

2014 Harley-Davidson Sportster Seventy Two - XL1200V

2002 Honda XR185

1990 Ducati 750 Indiana

Wiseco Bottom End Rebuild Kit for 1987-13 Yamaha YFM350 Models - 64.50mm - WPC137 MPN_NX-40008-4 2017 Polaris Rush 800 HOWiseco Performance Complete Bottom End Rebuild Kit Part Number: WPC137 Stroke: 64. 50mm 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