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The Mahle OE plain ring set is a performance steel Napier THM-13 piston ring package sized 4.125 in with 1.5 mm thickness and .150 ring width, supplied in a 48-count bulk pack. Intended for use in engine rebuilds that require these dimensions, this bulk plain ring offering gives technicians multiple direct-fit replacements for piston sealing and compression control.
Mahle Rings Perf Steel Napier THM-13 4.125in x .1.5MM .150RW Bulk Plain Ring Set (48 Qty Bulk Pack)
