Holset 3769997 Turbocharger Assembly HX35W

The Holset 3769997 is a model HX35W wastegated turbocharger assembly engineered for Cummins 6CT and 6CTA 8.3-liter diesel engines. It features a compressor wheel inducer diameter of 61 mm and exducer diameter of 82 mm, with a turbine wheel inducer of 68 mm and exducer of 59 mm. The unit integrates a pneumatic wastegate actuator for boost pressure control and utilizes a full-floating bearing system lubricated by engine oil. This turbocharger assembly serves as a direct OEM replacement for Cummins part number 3769997 and is widely applied in Dongfeng Tianlong flagship heavy-duty trucks as well as various construction machinery platforms powered by the Cummins 8.3L engine series. The CHRA (Center Housing Rotating Assembly) cross-references include part numbers 3592317 and 4040382. Operating parameters include a maximum continuous speed of approximately 115,000 RPM and a peak boost pressure rating of 2.2 bar (32 psi).