4043577 HX55WM Turbocharger Replacement for Cummins QSC8 3

This aftermarket 4043577 HX55WM turbocharger serves as a replacement unit for Cummins QSC8 3 marine engines. It is a reference application for Sabre 48 and Grand Banks yachts, with OEM reference numbers 4043580 and 4955500 available for fitment verification.

Key Specifications

• Part Number: 4043577
• Product Type: Turbocharger
• Turbo Model: HX55WM
• Engine Application: Cummins QSC8 3
• OEM Reference Numbers: 4043580, 4955500
• Packing: Not specified
• Gross Weight: Not specified
• Image Availability: Not available

Use these fields to cross-check your engine documentation and existing unit markings. Confirm the turbo model HX55WM and part number 4043577 against your specific marine engine configuration before proceeding with an order.

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

• SABRE > Sabre 48 Salon Express; Sabre 48 Flybridge Sedan > Sabre 48 Salon Express; Sabre 48 Flybridge Sedan Marine > Motor yacht > CUMMINS QSC8 3
• Grand Banks > 45 Eastbay SX; 46 Eastbay SX; 47 Europa > 45 Eastbay SX; 46 Eastbay SX; 47 Europa Marine > Motor yacht > CUMMINS QSC8 3

This HX55WM turbocharger is a reference application for Cummins QSC8 3 marine engines. It is listed for Sabre 48 Salon Express and Flybridge Sedan yachts, as well as Grand Banks 45 Eastbay SX and 47 Europa models. Use OEM reference numbers 4043580 and 4955500 to cross-check your existing unit. Verify the part number 4043577, engine code, and specific yacht configuration before ordering to ensure correct replacement application.

Technical Notes

The HX55WM is a large-displacement turbocharger designed for high-output marine diesel engines. For this specific application, verify the water cooling port configuration on your existing unit to ensure it matches the 4043577 replacement. Inspect the bearing housing oil feed and return ports for debris or blockage before installation. If the old unit shows signs of foreign object damage, such as metal shavings in the oil lines, perform a system clean to protect the new bearing assembly. Confirm that the cooling system requirements align with your Cummins QSC8 3 engine setup to maintain stable operation.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 4043577 HX55WM turbocharger. Worldwide shipping is available for marine parts orders. Our team provides technical fitment support to help verify part number 4043577, engine code Cummins QSC8 3, and OEM reference numbers 4043580 or 4955500 before you order. Contact us with your specific yacht model and engine configuration to confirm the correct replacement application.