Cylinder Works Big Bore Cylinder Kit 470cc - CW21012K01 - 2018-2020 Yamaha YZ450F, YZ450FX

Cylinder Works Big Bore Cylinder Kit 470cc - CW21012K01 - 2018-2019 Yamaha YZ450F, 2019-2020 YZ450FX Cylinder Works provides a cost-effective solution to maximize the Power output of your Yamaha YZ450F, YZ450FX. For optimal results, the complete cylinder kit from Cylinder Works is designed with OEM quality at a great price. The kit also comes with a Vertex piston, engineered to ensure durability, performance optimization, and substantial reduction in engine noise. Simple installation, these direct bolt-on cylinders and boast a striking resemblance to their original equipment manufacturer cylinder.  Cylinder Works Big Bore Kit - Yamaha: Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylinders Cylinder kits include matched Vertex pistons to ensure longevity, performance and reduced engine noise Nickel Silicon Carbide plated for long life Kits come complete with gaskets, cylinder, piston, rings, pin and clips Big bore cylinders do