3503780 HC3 Turbocharger Replacement for Cummins NTC250 Trucks

This aftermarket 3503780 HC3 turbocharger is a replacement unit for Cummins NTC250 engines in heavy-duty trucks. It serves as a reference application for Haulmaster, Ford, and Dodge vehicles, with OEM reference 3521457 provided for fitment verification. Buyers should confirm engine code and vehicle application before ordering.

Key Specifications

• Part Number: 3503780
• Product Type: Turbocharger
• Turbo Model: HC3
• OEM Reference: 3521457
• Packing Dimensions: 26 x 30 x 33 cm
• Gross Weight: 23 kg
• Application Clue: Cummins NTC250 engine
• Image Availability: Not provided

This specification sheet supports initial identification of the 3503780 HC3 turbocharger. Buyers should cross-reference the part number and OEM reference 3521457 against their specific vehicle configuration. The listed gross weight and packing dimensions are useful for logistics planning and inventory management. Verify these details against your technical documentation before finalizing an order.

Application & Compatibility

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

• Foden > Haulmaster > Haulmaster Truck > CUMMINS NTC250
• CHEVROLET > Medium and heavy-duty conventional, tilt-cab, forward-control and school-bus chassis range > CUMMINS NTC250
• DODGE > Big Horn 900 > Big Horn 900 Heavy-duty truck > CUMMINS NTC250
• ERF > 42C2B and 57C3B series > 42C2B and 57C3B series Truck > CUMMINS NTC250
• FORD > Heavy and extra-heavy Series 700–900, including N600–C600 > Heavy and extra-heavy Series 700–900, including N600–C600 Truck > CUMMINS NTC250
• FORD > Transcontinental (H Series) > Transcontinental (H Series) Truck > CUMMINS NTC250
• INTERNATIONAL-HARVESTER > Paystar 5000 (F-5070) > Paystar 5000 (F-5070) Heavy vocational truck > CUMMINS NTC250
• Kenworth > Heavy-duty truck > CUMMINS NTC250
• Oshkosh > B2038, B2044, B2055, B2355, B2358, B2365, F2238, F2344, F2355, F2365, P2323 and P2327 > CUMMINS NTC250
• Peterbilt > Heavy-duty truck > CUMMINS NTC250

This HC3 turbocharger is listed for replacement application on Cummins NTC250 engines in heavy-duty trucks. The following vehicle and engine combinations are provided as reference clues for fitment verification. Buyers should cross-reference part number 3503780 and OEM reference 3521457 against their specific chassis and engine code before ordering.

• Foden Haulmaster Truck
• Chevrolet Medium and heavy-duty conventional, tilt-cab, forward-control and school-bus chassis range
• Dodge Big Horn 900 Heavy-duty truck
• ERF 42C2B and 57C3B series Truck
• Ford Heavy and extra-heavy Series 700–900, including N600–C600 Truck
• Ford Transcontinental (H Series) Truck
• International-Harvester Paystar 5000 (F-5070) Heavy vocational truck
• Kenworth Heavy-duty truck
• Oshkosh B2038, B2044, B2055, B2355, B2358, B2365, F2238, F2344, F2355, F2365, P2323 and P2327
• Peterbilt Heavy-duty truck

Verify engine code NTC250 and vehicle application with technical fitment support to confirm the correct replacement unit.

Technical Notes

The HC3 turbocharger is a fixed-geometry unit designed for medium-duty diesel applications. It does not use variable turbine geometry; instead, it relies on a fixed turbine housing to manage exhaust flow. Before installation, verify that the oil supply and return lines are clear of debris and that the intake and exhaust manifolds are free of carbon buildup. Record oil pressure, boost pressure, and any abnormal noises during the first start to confirm stable operation. If the unit is part of a larger fleet order, confirm the OEM reference 3521457 against your specific Cummins NTC250 engine configuration to ensure the correct replacement application.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing and worldwide shipping for the 3503780 HC3 turbocharger. Technical fitment support is available to verify part number 3503780, engine code NTC250, and OEM reference 3521457 against your specific vehicle configuration. This service helps confirm the correct replacement application for Haulmaster, Ford, or Dodge trucks before finalizing an order. Distributors and repair shops can request quotes for bulk orders or inquire about logistics details, including the 23 kg gross weight and 26 x 30 x 33 cm packing dimensions. Verify all application clues with our technical team to ensure the unit matches your fleet requirements.