Mahle OE plain second-ring set for a 3.4153 in bore provides a grey iron second ring with a 1.5 mm edge width as a direct replacement. Intended as the second ring in a piston ring pack, it helps control combustion gases and support sealing when paired with the correct pistons. The description centers on precise bore and section sizing for accurate match during rebuilds.
Mahle Rings 3.4153in X 1.5MM Edge Width Grey Iron BT Second Ring Plain Ring Set