The Mahle OE plain piston ring set features gas-nitrided steel construction in 4.095 x .043, .157 RW dimensions to support dependable piston sealing for overhaul and replacement applications. These plain rings are supplied as matched sets to the stated sizes, intended for installations that require the specified diameter and running width to re-establish proper compression sealing.
Mahle Rings Performance Gas Nitride Steel 4.095 x .043 .157 RW Plain Ring Set