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This Mahle moly top compression ring set includes precision-sized rings intended for piston sealing in compatible engines. Compression rings control combustion sealing and help maintain compression under load; these moly-coated rings are specified by size to match piston dimensions noted in the description. Sold in bulk quantity, the set is intended for engine rebuilding or large-scale machining jobs where matching correct ring dimensions is required.
Mahle Rings 4.2700in X 5/64in Moly Claimer Top Compression Ring Moly Ring Set
