4043577 Turbocharger Core for CUMMINS QSC8 3 Marine Engines

This aftermarket replacement core, part number FOR 4043577, is designed for CUMMINS QSC8 3 marine engines. It serves as 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: FOR 4043577
• Product Type: Turbocharger Core
• Engine Application: CUMMINS QSC8 3
• OEM Reference Numbers: FOR 4043580, FOR 4955500
• Application Clues: SABRE 48 Salon Express, Grand Banks 45 Eastbay SX
• Packing: Not specified
• Gross Weight: Not specified

Verify the part number and OEM reference numbers against your existing unit before ordering.

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 core is listed for CUMMINS QSC8 3 marine engines, with reference applications including SABRE 48 Salon Express and Grand Banks 45 Eastbay SX. Verify fitment by matching part number FOR 4043577 against your existing unit and confirming OEM reference numbers 4043580 or 4955500.

• Engine: CUMMINS QSC8 3
• Vessel Types: SABRE 48, Grand Banks 45/46 Eastbay SX
• Verification: Check housing orientation and mounting position

Buyers should confirm the specific marine application and engine code before ordering. Technical fitment support is available to assist with reference number matching and installation planning for these marine platforms.

Technical Notes

This core is a mechanical assembly for the CUMMINS QSC8 3 marine engine. It is not a complete turbocharger; it must be installed into a matching housing. Verify that the housing orientation and mounting position of your existing unit match the FOR 4043577 core before installation. Inspect the old core for bearing wear and shaft play to identify failure modes. Confirm that all mounting hardware and seals are in good condition. Replace any damaged gaskets or fasteners to prevent leaks in the engine bay. Technical fitment support is available to assist with reference number matching and installation planning for these marine platforms.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for the FOR 4043577 core. Technical fitment support is available to assist with matching OEM reference numbers 4043580 and 4955500 against your existing CUMMINS QSC8 3 unit. Verify part number, engine code, and vessel application before ordering to ensure the replacement core matches your specific marine installation.