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The Mahle OE plain ring set PC479 is a standard-tension piston ring kit sized for a 4.125-inch bore and specified as 'Std Tension' with plain rings. Intended for engine rebuilds or repairs, this set supplies essential sealing rings for piston-to-cylinder sealing in compatible engines. It provides core ring components used to restore compression and oil control during engine reconditioning.
Mahle Rings Fire Power PC479 Std Tension 4.125in Plain Ring Set
