HX35 HX35W Turbo Turbocharger Step Gap Turbine Oil Sealing Piston Ring Compatible With Holset Fit for 3592766 3538881 4050036 Dodge Cummins 6BTAA HE351CW HE341 HIC HY35 HX40W T3 T4 HE400VG HE451VE, Turbochargers - Canada Eliminates smoking and oil consumption. As a stock seal wears the gap grows bigger, but Step Gap seals retain a gapless seal even after years of heavy use. Greatly reduces the power robbing deposits and residue inside your turbine housing and on your turbine wheel caused by oil leaking past the turbine seal As a stock seal wears the gap grows bigger, but Step Gap seals retain a gapless seal even after years of heavy use. K03 K04 Turbocharger Step Gap Piston Ring/Seal Ring Turbine Side For Repair Kits Fits: 3534923 3434924 3539263 3802778 1994-1998 Dodge Ram 2500 5., 9L Fits 3538881., 3802881, 3539009., 3592202., 35392726, 3598898., 3538882., , 40-30540 Cummins Engine 380288 Greatly reduces the power robbing deposits and residue inside your turbine housing and on your turbine wheel caused by oil leaking past the turbine seal. T3 T4 Turbocharger tep Gap Piton RIng Turbine eal New Step Gap turbine shaft seal (also known as Staggered Gap or Stepped Gap Seal) Compatible With Holset Fits for HX35 HX35W H1C HX30 HX40 HX50 HE351 turbochargers. The design having a stepped end ensures a gapless seal as the steps overlap reducing possible blow by past the seal and into the turbine housing. Replaces oem part number 56754., This piston ring type seal is installed on the turbine (hot) side of your turbine shaft.