Mahle OE plain second ring set in grey iron, sized 3.0906" with a 1.5mm edge width. These plain second rings are intended as the middle ring in a piston ring pack for engines matching the specified bore, providing consistent ring geometry for sealing and ring loading when rebuilding or servicing compatible engines.
Mahle Rings 3.0906in X 1.5MM Edge Width Grey Iron BT Second Ring Plain Ring Set