Holset 4046503 Turbocharger HX35G Assembly

The Holset HX35G turbocharger (Part Number 4046503 / 4046502) is a water-cooled and oil-cooled single-scroll unit designed for mid-range diesel and natural gas engines. It features a wastegated turbine housing for boost control optimization. Key engineering specifications include a bearing housing to turbine housing flange diameter of 79.5 mm and a compressor wheel recess diameter of 145.5 mm. The rotating assembly utilizes a high-efficiency compressor wheel and turbine wheel matched for Cummins ISL G and B5.9 engine platforms. OEM cross-references include Cummins 5357728HX and Holset CHRA 3537811H. Interchange references cover 226BZ20.04, 170-032-1113, 3538730, and 3538731. Professional installation with clean oil supply lines and prime procedure is required to validate warranty.