Mahle OE Plasma Moly Top Ring set for a 4.0350 in bore, featuring a 1.2 mm edge width. These plasma moly top rings are manufactured to provide a durable sealing surface for the specified bore size and are supplied as a matched set for direct installation. The listing focuses on accurate bore and edge-width sizing for engine rebuild applications.
Mahle Rings 4.0350 Bore Dia 1.2MM Edge Width Steel Plasma Moly Top Ring Moly Ring Set