Description
The Cylinder Works Standard Bore Kit is a direct bolt-on replacement that requires no re-plating and closely resembles OEM cylinders. It features a Nickel Silicon Carbide-plated cylinder for durability and longevity. The kit includes a matched Vertex piston, gaskets, rings, pin, and clips to ensure reliable performance and reduced engine noise. Replacement pistons, gaskets, and ring sets are available separately. Designed specifically for closed-course competition use, this kit is not legal for use on public roads or highways in California.







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