This piston ring set fits Cummins air compressor rebuilds and includes four rings in three sizes to cover a full piston refresh. Made by PAI, the kit helps seal the piston-to-bore clearance so compression stays proper for the truck's air brake and accessory systems. It is sold as a complete set rather than individual rings.
Features
Compressor piston ring set, PAI part number 220066
Cross-references to Cummins OEM number 3803881
Includes 2x PAI 220046 rings (Cummins 3558861)
Includes 1x PAI 220050 ring (Cummins 3058151)
Includes 1x PAI 220054 ring (Cummins 3558871)
Sold as a set, sell pack of 1 EACH
Tech Specs
- Kit contents: 2x compressor piston ring (PAI 220046 / Cummins 3558861), 1x compressor piston ring (PAI 220050 / Cummins 3058151), 1x compressor piston ring (PAI 220054 / Cummins 3558871)
- Cross-reference: Cummins 3803881
- Sell pack: 1 EACH
