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Mahle OE plain second-ring set specified for a 4.255 in bore: Napier steel 2nd rings sized 4.255" x 1.0 mm with a .136" ring width, supplied as a bulk pack of 48 rings. These plain rings provide OE-style second-ring replacement stock for engine rebuilds and production runs where Napier steel rings are required, helping maintain consistent ring inventory for multiple assemblies.
Mahle Rings Perf Napier Steel 2nd Ring 4.255in x 1.0MM .136in RW Plain Ring Set (48 Qty Bulk Pack)
