The Mahle OE plain ring set is a grey iron second ring specified at 3.6417 inches diameter with a 1.5 mm edge width, supplied as a matching piston ring set. It’s intended for engine rebuilding or replacement where an OE-style plain second ring is required, delivering precise fit dimensions consistent with Mahle OE standards for reliable sealing and service in compatible engines.
Mahle Rings 3.6417in X 1.5MM Edge Width Grey Iron BT Second Ring Plain Ring Set