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The Mahle OE plain second-ring set is a replacement piston ring assembly specifying a 4.5650-inch bore diameter and a 1.5 mm edge width. Made in grey iron (THG), this plain ring set serves as the second compression ring in applicable piston builds. Use the listed bore and edge dimensions to confirm fitment with your piston and engine specifications before installation or rebuild.
Mahle Rings 4.5650 Bore Dia 1.5MM Edge Width Grey Iron THG Second Ring Plain Ring Set
