Mahle Rings 4.535in Bore 1/16in1/16in3/16in PC479 Fire-Power High Tension Perf Eng Set Moly Ring Set PartNumber : mhl3150108.035 Description : Mahle Rings 4.535in Bore 1/16in1/16in3/16in PC479 Fire-Power High Tension Perf Eng Set Moly Ring Set Engine Components::Piston Rings