Athena Big Bore Cylinder Kit 280cc 82mm 13.1:1 For Honda CRF250R CRF250X 04-09

• EAN: 08055681300408

Upgrade your Honda CRF250R or CRF250X (model years 2004-2009) with the Athena Big Bore Cylinder Kit, increasing displacement to 280cc. This complete kit includes an aluminum cylinder with a nickel-carbide coating and larger water jackets for optimal cooling, a forged piston with rings, clips, and pin, plus a comprehensive Athena top-end gasket set with all required seals and hardware. Designed for a straightforward installation, most applications are bolt-on with no machining required. Includes step-by-step instructions for hassle-free fitting. Ideal for riders seeking improved performance and reliability.

Compression Ratio: 13.1:1

Kit Contents:

• Aluminum cylinder (nickel-carbide coated)
• Forged piston, rings, pin, and clips
• Athena top-end gasket set (seals and hardware)
• Installation instructions