A53A43 1/16-1/16-3/16 ECONO HI TENSIL PLASMA MOLY/STD TENS OILA53A43 1/16-1/16-3/16 ECONO HI TENSIL PLASMA MOLY/STD TENS OILActual Bore Size 4.030inActual Bore Size (Alternate) 102.36mmRing Kit - Oil Radial Width 0.192inRing Kit - Oil Thickness 3/16inRing Kit - Oil Type CUFRing Kit - Second Radial Width 0.189inRing Kit - Second Thickness 1/16inRing Kit - Second Type IPTRing Kit - Top Radial Width 0.189inRing Kit - Top Thickness 1/16inRing Kit - Top Type DMK