Cylinder Works 16-18 Yamaha WR 450 F 450cc +2mm Big Bore Cylinder Kit 470cc 99mm

This Cylinder Works big bore cylinder kit uses a 2618 aluminum alloy, a strong material chosen for its ability to handle the increased stresses of a larger displacement engine. It's designed to give your 2016-2018 Yamaha WR 450 F a significant boost in performance by increasing both horsepower and engine displacement. When you're looking to get more out of your WR 450 F, a big bore kit like this is a common way to achieve that.

This kit is built to look like the stock cylinder but perform much better. It comes with a Vertex piston that's hand-matched to the cylinder, ensuring a precise fit and optimal performance right out of the box. You also get a complete top-end gasket kit, including O-rings, so you have everything you need for the installation. Buying this all-in-one kit can save you money compared to sourcing each OEM component separately.

Installing a big bore kit like this is a job that requires careful attention to detail. Make sure to follow the manufacturer's installation instructions closely, especially regarding piston ring gap and cylinder wall preparation. Once installed, you should notice a substantial difference in torque and overall power output from your WR 450 F.