This Mahle CP20 chrome ring set delivers standard-tension piston rings with 3.0 mm oil rings sized for a 4.030 in bore and is offered as a 48-piece bulk pack. It provides OEM-style sealing and oil control intended for rebuilds and shop usage where multiple engines or cylinder sets are serviced. The bulk packaging suits volume repair or maintenance workflows.
Mahle Rings CP20 Std Tension 3.0MM Oil Rings 4.030in Bore Chrome Ring Set (48 Qty Bulk Pack)