Cummins High Performance Piston Ring Set, 1 cylinder set, 4089644

replaces: 4089644, 4089643

Piston Rings are technically optimized with:

Advanced surface finish utilizing chrome plating, gas nitriding, spray coating and ceramic coating
Superior base material such as gray cast iron, ductile cast iron and stainless steelHigh precision machining

Piston Ring Benefits:

Excellent sealing performance will dramatically reduce blow-by gas and oil consumption.
High anti-wear and breakage performance will assure you a longer part-life span.