Hot Rods 06-09 Yamaha YZ 450 F 450cc Stroker Crankshaft

Premier performance and displacement increasing crankshafts that are sold complete and ready for installation with proven Hot Rods connecting rods, top end bearings and crankshaft webs.

• Most applications don't require modifications and can be used with stock piston, unless noted
• Factory assembled, trued and balanced to OEM specifications
• Increases displacement, torque and horsepower
• High-quality DIN Class 9 or higher