Namura rings replace the ones included with Namura piston assemblies
They also match the OEM design for use on the original pistons unless noted
Rings are sold in a set for one piston
Carefully developed for the highest level of quality
Unsurpassed in functionality and reliability
Ready to serve reliably for years to come


Piston Ring Set (NA-40000-9R) by Namura Technologies Inc.?«. Piston size: 66.19 mm. Oversize: +2.50. Quality materials mean increased longevity and continued performance. A critical aspect of any rebuild, gaskets are often given little thought. However, the right materials can make all the difference.