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Mahle plasma‑moly top ring set sized for 4.150 in bores, listed as a 1.5mm/.151 ring with plasma‑moly steel top ring construction. Packaged as a bulk quantity (48 pieces), this set supplies replacement top rings for engine builders and repair shops working on applications requiring these specific dimensions. Intended for use where plasma‑moly top rings are specified for ring seating and wear characteristics.
Mahle Rings Perf 4.150in x 1.5MM .151 RW Plasma-Moly Steel Top Ring Moly Ring Set (48 Qty Bulk Pack)
