Kawasaki ZX12R Piston Kit - Wiseco - 83.00 mm Bore, 13.5:1 CR - `00-`05 is a complete forged piston kit designed for the 2000–2005 ZX12R. This Wiseco kit provides the core components needed for a reliable top-end refresh or compression upgrade.

Built from forged aluminum for strength and durability, this kit includes the piston, wrist pin, rings, and circlips to make installation straightforward. The 83.00 mm bore and 13.5:1 compression ratio match the listed specification for riders who require a robust replacement part that withstands the demands of spirited street use and track-prep builds. Wiseco’s Forged Series is engineered for long service life under high-stress conditions and broad compatibility across 4-stroke applications.

Features

• Forged aluminum piston for improved durability and fatigue resistance
• Complete package: piston, wrist pin, rings, and circlips included
• Specified 83.00 mm bore with 13.5:1 compression ratio for ZX12R `00-`05
• Designed by Wiseco’s Forged Series for 4-stroke motorcycle applications

If you have questions about fitment, installation, or compatibility with your build, call us directly — we’re happy to help. We offer installation and customization services at two locations: Austin, Texas and the Los Angeles, California area. Call 512-982-9393 (TX) or 562-981-6800 (CA) to speak with a technician. If you are thinking about purchasing multiple items, contact us for possible shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov