HOT RODS STROKER CRANKSHAFT COMPLETE YAMAHA YZ 450F 06-09

Heavy Duty (+3mm stroke). Makes 471cc. Uses stock piston. Bolt in and go. When using Cylinder Works 642.CW.21003-K01 makes 500cc.

Engine / Crankshaft Repair we can do it expertly. Send us the defective crankshaft, like also the engine, with our 40-year experience, we examine their damage and make an offer. If no repair order is placed, we will send their parts back postage free.