The Mahle OE plasma-moly ring set is a bulk pack of replacement piston rings specified for a 4.110 in bore. Rings are listed as Plasma Moly Steel with 1.5 mm width and .151 RW, supplied in a 48-piece pack for rebuilds or inventory stocking. This set provides dimension-matched rings where that bore and ring spec are required for routine engine reconditioning or assembly.
Mahle Rings Plasma Moly Steel 1.5MM x .151 RW 4.110in Bore Diameter Moly Ring Set (48 Qty Bulk Pack)