409770-0020 TO4B25 Turbocharger Replacement for Navistar DT466

This aftermarket 409770-0020 TO4B25 turbocharger serves as a replacement unit for Navistar DT466 6L engines, including Navistar Cargostar applications. Designed for B2B buyers and repair shops, it references OEM numbers 409770-20 and 409770-5020 to assist with fitment verification. Verify your specific engine configuration and part number before ordering to ensure correct application.

Key Specifications

This TO4B25 turbocharger assembly is identified by part number 409770-0020. It serves as an aftermarket replacement unit for Navistar DT466 6L engines. Key reference numbers include 409770-20 and 409770-5020, which help confirm the correct application. The unit ships in a standard package measuring 21x23x26 cm. Gross weight is approximately 11 kg, facilitating straightforward freight calculations for B2B logistics. Verify these specifications against your existing unit to ensure proper identification before placing your order.

Application & Compatibility

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

• NAVISTAR > NAVISTAR CARGOSTAR > NAVISTAR I H DT466 7600CC 6L

This unit is listed for Navistar Cargostar vehicles equipped with the DT466 7600cc 6L engine. These application paths serve as reference clues to help identify the correct replacement part for your specific vehicle configuration. Always verify the engine model, production year, and existing turbocharger part number against your vehicle records before ordering. Confirming these details helps ensure the unit matches your requirements and avoids installation issues.

Technical Notes

This TO4B25 turbocharger assembly is designed for heavy-duty diesel applications, specifically referencing the Navistar DT466 6L engine series. The unit includes standard mounting flanges and oil connections typical for this engine family. Inspect the compressor and turbine housings for cracks or debris before installation. Ensure all gaskets and seals are replaced during reassembly to maintain proper sealing. Verify that the actuator related hardware moves freely and matches your vehicle's boost control requirements. Proper installation torque and alignment are critical for long-term reliability and performance.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for the 409770-0020 TO4B25 turbocharger. Worldwide shipping is available for fleet parts distributors and repair shops. Our technical team provides fitment support to help verify OEM reference numbers and engine applications. Contact us for current stock levels and wholesale quotes for Navistar DT466 replacements.