Yamaha YZ 450F Cylinder Works Big Bore Cylinder Kit +3mm 2006-2009

In stock
SKU: 21003-K01
Regular price $657.86

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Manufacturer Warranty: Yes

Part Brand: Cylinder Works

Manufacturer Part Number: 21003-K01

Brand: Cylinder Works

MPN: 21003K01

 New cylinder works big bore kit for yamaha yz 450f 2006-2009, will make 478cc with stock crankshaft, with the use of Hot rods stroker crankshaft it will make 500cc, includes cylinder,  vertex piston, rings, pin & gaskets, save $$$$