4037686 Turbocharger Core for Cummins 6CTA 8.3L | Replacement Application

This aftermarket replacement core is designated FOR 4037686, intended for Cummins 6CTA 8.3L engines in Freightliner trucks. It serves as a replacement application for turbocharger assemblies, with associated OEM reference numbers including FOR 4036950 and FOR 4037687 for fitment verification.

Key Specifications

• Part Number: FOR 4037686
• Product Type: Turbocharger Core
• Engine Application: Cummins 6CTA 8.3L
• Representative OEM Reference Numbers: FOR 4036950, FOR 4037687, FOR 4037688, FOR 4037690, FOR 4037691, FOR 4089716
• Packing: Not specified
• Gross Weight: Not specified
• Image Availability: Not available

This core is an aftermarket replacement component intended for turbocharger assemblies in Cummins 6CTA 8.3L engines. The listed OEM reference numbers serve as verification clues for buyers to confirm fitment against their specific vehicle or engine configuration. Verify the part number and engine code before ordering to ensure the correct replacement application.

Application & Compatibility

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

• Freightliner > Freightliner trucks > Cummins 6CTA 8.3L
• Blue Bird > All American FE > RE > RE School Bus > 6C ICS
• Blue Bird > 8.3L CUMMINS 6C ISC ENCORE
• Blue Bird > CUMMINS ISL
• Freightliner > FREIGHTLINER TRUCK EURO 2 > 6CTA
• KIA > CUMMINS ISL
• Kenworth > 8.3L CUMMINS 6C ISC ENCORE
• NEW-HOLLAND > CUMMINS ISL

This core is listed for Cummins 6CTA 8.3L engines in Freightliner trucks, as well as reference applications including Blue Bird school buses and Kenworth vehicles with Cummins 6C ICS or ISL engines. These application paths serve as verification clues rather than confirmed fitment. Buyers should cross-check the part number FOR 4037686 against their specific engine code, vehicle model, and production year. Additionally, verify associated OEM reference numbers such as FOR 4036950 or FOR 4037687 to ensure the correct replacement application. Technical fitment support is available to help confirm compatibility before ordering.

Technical Notes

This core is an aftermarket replacement component for turbocharger assemblies in Cummins 6CTA 8.3L engines. It is not a complete turbocharger; it is the internal rotating assembly used during rebuilds or replacements. The listed OEM reference numbers (FOR 4036950, FOR 4037687, etc.) serve as verification clues. Buyers should confirm the specific engine code and vehicle application before ordering. Technical fitment support is available to assist with part number and reference number verification.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for FOR 4037686 cores. Worldwide shipping is available for international orders. Technical fitment support is provided to help verify part numbers, engine codes, and OEM reference numbers before ordering. Confirm specific Incoterms and currency details during the quotation process.