This CP Pistons listing is a two-piece oil ring set for diesel engines sized to a 4.075-inch bore with a 3.0mm oil ring and R0 .132 specification. Offered as ring-only service hardware under the CP Pistons name, it provides replacement ring components matched to the stated bore and dimensions for diesel engine rebuilds or repairs where these exact ring sizes are required.
CP Ring ONLY 2pc Diesel 4.075 Bore 3.0mm Oil Ring R0 .132