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Mahle Performance plasma steel top rings, packaged in a 48-count bulk set sized for 4.135" bores, feature HVOF molybdenum coating to resist scuffing and wear. Designed for shop rebuilds and repeated overhauls, the bulk quantity ensures uniform dimensions—1.0mm thickness and .143" radial width—across all pieces to maintain consistent sealing and ring-to-cylinder conformity during engine assembly.
Mahle Rings Perf Plasma Steel Top Ring 4.135in x 1.0MM .143in RW HVOF Moly Ring Set (48 Qty Bulk Pk)
