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Mahle file-fit piston ring set for a 4.155" bore (+0.005) includes 1.0mm top and second rings and a 2.0mm oil ring. Supplied for file-fit installation, these rings are sized to establish proper end gap and restore ring pack function after machining to the specified oversize. Use them when matching a +0.005 bore during rebuilds to reestablish correct sealing and ring end-gap control.
Mahle MS 4.155in +.005in 1.0mm 1.0mm 2.0mm File Fit Rings
