Holset 5638997 HE200WG Turbocharger Assembly

The Holset HE200WG is a wastegate turbocharger designed for the Cummins ISF4.5 4.5-liter diesel engine platform meeting Euro VI and China VI emission standards. The unit integrates a pneumatic wastegate actuator for precise boost pressure control across the operating range. The turbine housing utilizes a T25 flange configuration. The center housing rotating assembly (CHRA) is both oil and water-cooled for thermal management under heavy-duty cycles. This assembly serves as a direct OEM replacement for Cummins part numbers 5638997, 5638996, 5555634, 5549625, 5555649, and 5555636. Manufactured by Holset at the Wuxi facility, it is engineered for Foton commercial vehicles including light trucks, dump trucks, tractor trucks, and buses equipped with the ISF4.5 powerplant.