XZR8®
BrandHolley
ModelHE221W
Compressor Impeller Type6+6 split blade
Compressor Diameter76mm
Blade Count11
Turbo Inducer Diameter45.7mm
Turbo Shell Interface7cm² (partial versions 5.5cm²)
Exhaust Bypass ValveInternal wastegate
Installation TypeT25
Engine Oil Import ThreadM10x1.25
Lubricating Oil Diameter38mm
Coolant TypeOil lubrication only
Applicable Power Range150-350+ HP (depending on engine tuning)
WeightApprox. 6.5kg
Manufacturer No.
404710540477454047749404775037823703782374283514428351404047750H4040567H4033347H4040559N40405584041552404397840332494033001404775649560764043587535331153533133782369378237337823762834301495572940455224045564404774337819893781990
OEM Part No.
4955729
Engine Part No.
ISDe140-30ISDe180-30ISDe4ISBe5QSB4.5ISF3.8ISF2.84ISBE4ISDECummins ISB 4.5Cummins QSB 3.9
Interchange No.
404556440455224045564HO3782369378237337823762834301
Fitment Vehicles
Dongfeng Tianjin TruckDongfeng Cummins Bus/TruckCaterpillar/Komatsu PC200-8 and other construction machineryFawong ISF3.8 Engine Power Unit

Intake And Exhaust System - Industrial Encyclopedia

High-quality Holset HE221W turbocharger replacement for Cummins ISDE/QSB engines. Compatible with OE numbers 4047105, 4047745, 4047749, 4047750 and more. Perfect fit for improved engine performance and efficiency.