Description
The Cylinder Works Standard Bore Cylinder Kit for the 2015-2019 Yamaha WR250F is a high-quality replacement designed to match the stock appearance while offering enhanced durability. Featuring a 77mm bore and a 13.5:1 compression ratio, this aluminum cylinder is nickel silicon carbide-plated for long life and honed to exact specifications for easy piston installation. The kit includes the cylinder, Vertex piston kit, and gaskets. Engineered for competition use, it is not legal for street or recreational off-road riding.
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