The Mahle OE chrome oil-ring assembly for a 3.4252 in bore is a CP20 standard-tension oil ring with a 3.0 mm section offered as a chrome ring set. It functions as the oil-control ring in compatible piston assemblies and is specified by bore and ring section to help technicians select the correct replacement during rebuilds or repairs without guessing ring geometry.
Mahle Rings 3.4252in Bore CP20 Std Tension 3.0MM Oil Ring Assembly Chrome Ring Set