NAMURA NW-20000R PWC Kawasaki Replacement Piston Ring Kit

Namura compression rings are composed of either a highly ductile cast iron or stainless steel alloy; both possess excellent wear resistance and provide a gastight seal. Chrome, phosphate and nitride coatings are also used to meet the demands of the application.

Oil rings consist of 3 separate components. 2 scraper rails constructed from highly ductile cast iron or a stainless steel alloy and also have a chrome, nitride, or phosphate coating. The single expansion ring is manufactured from stainless steel.

The NAMURA NW-20000R PWC Kawasaki Ring Kit is designed for service and replacement applications on compatible Kawasaki personal watercraft engines. This kit provides the piston ring components needed when rebuilding or refreshing the top end, helping support proper combustion sealing, oil control, and dependable engine operation. It is a practical replacement solution for powersports technicians, repair shops, and enthusiasts maintaining Kawasaki PWC equipment.
Use the NAMURA NW-20000R ring kit during an engine overhaul, piston replacement, or cylinder service where the existing rings are worn, damaged, or no longer providing effective sealing. Replacing piston rings as part of a properly prepared rebuild can help restore compression and support consistent performance. Always inspect the piston, cylinder, ring grooves, and related components before installation, and follow the engine manufacturer’s service procedures for ring placement, end-gap inspection, break-in, and lubrication.
Built for compatibility with select Kawasaki personal watercraft applications, this NAMURA replacement part should be matched to the specific engine model, year, piston configuration, and cylinder requirements before purchase. Confirm the original equipment specifications and compare the part number to ensure the NW-20000R is the correct fit for your application. The kit is supplied as an individual unit of measure and is identified by NAMURA part number NW-20000R, making it easy to select the correct replacement component for your next PWC engine service.

Features:

• Application: Replacement piston ring kit for compatible Kawasaki personal watercraft engines

• Brand: NAMURA powersports replacement component

• Part Number: NW-20000R for application and specification reference

• Service Use: Suitable for piston replacement, top-end rebuilding, and engine maintenance

• Fitment Verification: Confirm the Kawasaki PWC model, year, engine, and piston specifications before installation