Mahle Plasma Moly steel top compression ring set, sized 4.280" x .0625" x .190" RW, is offered in a 48-piece bulk pack for engine builders and shops. These plasma moly rings are intended for piston sealing and combustion control in compatible engine assemblies, supplied in quantities suitable for multiple rebuilds or production use without individual retail packaging.
Mahle Rings Plasma Moly Steel Top Comp Ring 4.280in x .0625in .190in RW Ring Set (48 Qty Bulk Pack)