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Mahle file-fit piston rings sized for a 4.310 in bore plus .005 in. This ring set is arranged as 1/16, 1/16, and 3/16 in cross-sections and intended for file-fit installation to match cylinder finish and bore size. Use these rings when a precise, custom fit is required during engine assembly; the specification supports measured bore and ring-width matching for rebuilds and performance rebuild applications.
Mahle MS 4.310in+ .005in 1/16in 1/16in 3/16in File Fit Rings
