Mahle file-fit piston rings sized 4.155" +0.005 with 1.5, 1.5 and 3.0 mm ring widths provide precise ring end gaps for engine rebuilds. Intended to restore compression and manage oil control, this specification-driven set supports accurate assembly tolerances where measured sizing is required. Use these rings when exact dimensions and consistent gaps are needed for dependable sealing after machining or rebuilding.
Mahle MS 4.155in+ .005in 1.5 1.5 3.0 mm File Fit Rings