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Mahle plain piston ring set sized for a 4.160" bore with .043" ring thickness and an additional .135" RW dimension, supplied as a 48-count bulk pack for professional use. These plain rings are intended for rebuilding multiple engines, restoring compression and controlling oil consumption across service runs while simplifying inventory management for workshops handling repeated piston and cylinder servicing.
Mahle Rings Performance Napier THM-13 4.160 x .043 .135in RW Plain Ring Set (48 Qty Bulk Pack)
