Cylinder Works Standard Bore Cylinder is the ideal solution when you want OEM-like fit and appearance, but with a hard-wearing plated bore built for long-term performance. It arrives ready to install as a direct bolt-on cylinder, helping you get your engine back to peak condition without the extra time and cost of re-plating.
Whether you're rebuilding a worn top end or restoring compression and reliability, this cylinder’s nickel-silicon-carbide (Nikasil) bore coating is designed to handle demanding riding conditions and extend service life. The result is a dependable, hassle-free replacement that keeps your 4-stroke running strong.
Key features:
✅ Ready-to-install direct bolt-on cylinder (OEM-style fit and appearance)
✅ Nickel-silicon-carbide (Ni-SiC / Nikasil) plated for long life and wear resistance
✅ Made in the U.S.A.
Benefits of use:
🔹 Saves time and cost by eliminating the need for cylinder re-plating
🔹 Restores performance with correct standard bore sizing and reliable sealing surface
🔹 Built to last thanks to durable bore coating designed for harsh engine conditions
Technical specifications:
📌 Cylinder diameter (bore): 95.00 mm
📌 Displacement: 449 cc
📌 Engine type: 4-Cycle
📌 Overbore: Standard
📌 Bore coating: Nickel-Silicon Carbide
📌 Compression ratio: 12.5:1
📌 Vendor part number: 20003
Why choose this product?
⭐ OEM-style bolt-on replacement with a durable plated bore for long service life
⭐ Designed for reliable performance and a straightforward rebuild experience
⭐ Great choice when you want quality parts and a faster return to riding
