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The Mahle OE plain piston ring set is a gas-nitrided steel plain ring package sized 4.140 in diameter with .043 in thickness and .157 RW, supplied as a 48-piece bulk pack. Recommended for shops and rebuilders, the bulk packaging supports multiple piston services while keeping rings matched to the listed Mahle OE dimensions for correct installation.
Mahle Rings Perf Gas Nitride Steel 4.140in x .043in .157 RW Bulk Plain Ring Set (48 Qty Bulk Pack)
