Seller notes

YZ250 Big Bore 293cc Kit 1999-2024 Hassle Free, direct bolt on equipment, no machining or boring required. Take off the old parts and install a 293cc New cylinder, power valve, piston and gaskets. Brand new (293CC) big bore cylinder kit made for the YZ250 1999-2024. Made with larger water jackets for greater cooling capacity. Ported power valves for more power and torque over the stock YZ250 This kit is a direct bolt on, comes complete with A new Cylinder! Simply bolt it up! Keep all your origin...

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