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The Mahle piston ring set is a file-fit pack for a 4.185"+0.005" bore, supplied in a 1/16", 1/16", 3/16" configuration. Mahle provides rings intended for accurate sealing and oil control during engine assembly and break-in. This set suits machinists and rebuilders who need controlled tolerances and consistent ring geometry for reliable compression and lubrication management.
Mahle MS 4.185in+.005in 1/16in 1/16in 3/16in File Fit Rings
