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Mahle OE plain top compression ring sets are offered in 48-count bulk packs sized 4.3900in x 5/64in for volume rebuilds. Plain compression rings provide the sealing surface necessary for combustion pressure retention and cylinder wear control during engine operation. Supplied as bulk OE-style ring sets, they suit professional or production rebuild workflows where consistent fit and function are required.
Mahle Rings 4.3900in X 5/64in Cast Claimer Top Compression Ring Plain Ring Set (48 Qty Bulk Pack)
