This Mahle OE plain ring set is a bulk-pack performance second ring sized at 4.275 in diameter with .043 and .135 in cross-section measurements. The set is intended as a direct replacement for engine rebuilding tasks matching those dimensions, offering clear sizing information for ordering and installation without asserting material properties or fit beyond the provided specifications.
Mahle Rings Perf Steel Napier 2nd Ring 4.275in x .043 .135in RW Plain Ring Set (48 Qty Bulk Pack)