Cylinder Works 95mm High Compression Cylinder Kit – Yamaha YFZ450R / YFZ450X (450cc)

🛠️ Boost your YFZ450R or YFZ450X’s performance with this 95mm High Compression Cylinder Kit from Cylinder Works. With a 13.5:1 compression ratio, this kit delivers increased throttle response and low-end torque — perfect for riders who want more snap without needing to bore out the cylinder.

✅ What’s Included

• 95.00mm Nickel-Silicon Carbide Plated Cylinder

• Vertex High Compression Piston Kit (piston, rings, wrist pin, clips)

• Complete Top-End Gasket Kit

• Direct bolt-on — no machining or cylinder exchange required

📦 Fitment

• Yamaha YFZ450R (2009–2023)

• Yamaha YFZ450R SE (2009–2023)

• Yamaha YFZ450X (2010–2011)

• Yamaha YFZ450X Bill Ballance Edition (2010)

• Yamaha YFZ450 (2017)

🛡️ Warranty Info
Covered under Cylinder Works’ limited warranty. Warranty applies to manufacturing defects and workmanship. Does not cover racing damage, overheating, or improper installation.

🔑 Key Features

• 13.5:1 compression ratio for improved power and responsiveness

• Nickel-Silicon Carbide-plated cylinder for reduced wear

• Designed to look and install like OEM

• Vertex forged piston for high-performance use

• Made in the USA

• No re-plating or case modifications needed