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Mahle Performance plasma-moly steel top compression rings are supplied here in a bulk set of 48 rings sized for a 4.630" bore with 1.0mm thickness and .143 RW specification. These plasma-moly rings are intended for high-quality ring replacement or assembly work where plasma-moly top rings are specified, offered in bulk to support multiple engine builds or rebuild operations.
Mahle Rings Perf Plasma Moly Steel Top Comp Ring 4.630in x 1.0MM .143 RW Ring Set (48 Qty Bulk Pack)
