Cylinder Works Standard Bore Cylinder Kit 77.00 mm for Suzuki (40004-K03)

The Cylinder Works 40004-K03 Standard Bore Cylinder Kit is a direct bolt-on replacement designed for select Suzuki applications. It requires no re-plating and is engineered to look virtually identical to the original equipment cylinder, helping preserve a factory-style appearance while simplifying installation. This ready-to-install kit provides a practical solution for replacing a worn or damaged cylinder without unnecessary modifications.
The kit includes a matched Vertex piston engineered to work with the Cylinder Works cylinder for dependable fitment, consistent performance, and reduced engine noise. The standard-bore design supports reliable engine operation and is suited for riders and technicians seeking an OEM-style replacement with carefully matched components. Always verify application compatibility with your Suzuki model before installation.
A nickel silicon carbide-plated cylinder bore provides durable surface protection, improved wear resistance, and long service life under demanding operating conditions. Cylinder Works manufactures this kit in the USA, combining replacement convenience with quality-focused construction. The 77.00 mm standard-bore specification and matched piston make the 40004-K03 a dependable choice for restoring performance and maintaining proper engine function.

Features:

• Direct bolt-on replacement installs without requiring re-plating

• Standard bore cylinder with a 77.00 mm bore specification

• Includes a matched Vertex piston for reliable fitment and performance

• Nickel silicon carbide-plated bore supports long service life and wear resistance

• Designed to look virtually identical to the OEM cylinder

• Made in the USA

Ships from Parts Unlimited.