Cylinder Works Big Bore Gasket Kit is designed for Yamaha YZ 250 models equipped with the 21009-K01 Cylinder Kit, providing a precise fit for big bore applications. This kit includes all necessary gaskets for the top-end rebuild, ensuring reliable sealing and durability.

Features

• Designed for +5.6mm big bore applications
• Compatible with Cylinder Works 21009-K01 Cylinder Kit
• Includes head, base, exhaust, intake reed, and power valve cover gaskets
• Ensures proper sealing and performance in high-displacement engines

Specifications

• Cylinder Diameter: 72 mm
• Cylinder Kit Type: Big Bore
• Size Over Standard: +5.60 mm

Vehicle Fitments

• Yamaha YZ 250 2T (1999-2024)