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7C7631 S4DC006 Turbocharger Core for CAT D8N 3406

Aftermarket 7C7631 S4DC006 turbo core for CAT D8N 3406. Reference OE 0R6335, 178227, 196666. Verify engine and application before ordering.

Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .

Type Core On backorder — orders accepted Part # 7C7631 Models S4DC006 Weight 10.00 kg
Cross Reference 0R6335
Show more cross references 0R6335 178227 196666
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12-Month Warranty Worldwide shipping excluding Canada and China. OEM-Grade Quality

This aftermarket 7C7631 S4DC006 turbocharger core is a replacement CHRA for Caterpillar D8N and 3406 engine applications. It serves as a reference application for OEM numbers 0R6335, 178227, and 196666, helping B2B buyers verify fitment for earth-moving equipment before ordering.

Key Specifications

  • Part Number: 7C7631
  • Product Type: Turbocharger Core (CHRA)
  • Turbo Model: S4DC006
  • Gross Weight: 10 kg
  • OEM Reference Numbers: 0R6335, 178227, 196666
  • Application Clues: Caterpillar D8N, CAT 3406 engine, Earth Moving equipment

These specifications help B2B buyers and repair shops verify the correct replacement core for their specific Caterpillar application. Cross-check the part number 7C7631 and the associated OEM references against your equipment records to ensure the S4DC006 core matches your required configuration.

Application & Compatibility

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

  • Caterpillar > CAT > CAT D8N > CAT 3406
  • Caterpillar > CAT > CAT EARTH MOVING

This S4DC006 core is listed for Caterpillar D8N and 3406 engine applications, serving as a replacement application for earth-moving equipment. It is associated with OEM reference numbers 0R6335, 178227, and 196666, which help buyers verify fitment against their specific equipment records. Before ordering, confirm the part number 7C7631, engine code, and production year with your technical team to ensure the core matches your required configuration. Verify these reference numbers against your maintenance logs to avoid incorrect part selection.

Technical Notes

The S4DC006 core is a balanced CHRA assembly designed for heavy-duty Caterpillar applications. Buyers should verify the backplate alignment with the compressor housing to ensure proper sealing and prevent leaks. Inspect the oil slinger on the compressor end for cracks or wear, ensuring it spins freely to maintain correct oil distribution. Additionally, check the heat shield for secure attachment and material integrity suitable for the 3406 engine environment. These pre-shipment inspection steps help confirm the core's condition and structural integrity before installation.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for the 7C7631 S4DC006 core. Our team provides technical fitment support to help verify part numbers, OEM references, and engine applications before you order. Contact us with your specific Caterpillar D8N or 3406 equipment details to confirm the correct CHRA configuration for your rebuild or replacement project.

Product FAQ

Inspect the oil slinger on the S4DC006 compressor end for cracks or wear. Ensure it spins freely and matches the original design to maintain proper oil distribution.

Check that the heat shield is securely attached and free of significant corrosion. Verify it matches the material specification for the 3406 engine application to prevent heat damage.

Ensure the backplate of the 7C7631 core aligns correctly with the compressor housing. Check for flatness and proper sealing surface condition to prevent leaks.

This core is associated with OEM references 0R6335, 178227, and 196666. Use these numbers to help confirm fitment for your specific Caterpillar application.

CAT and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by CAT.

Compatibility Verify part number 7C7631, engine code 3406, vehicle application CAT D8N, and OEM reference numbers 0R6335, 178227, or 196666 before ordering. Confirm turbo configuration and production year with your technical team.

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Frequently Asked Questions

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Turbochargers

Complete Turbo Units

Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.

CHRA Core

CHRA / Core Assemblies

Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.

Turbine Wheel

Turbine Wheels & Shafts

Precision-balanced turbine shafts engineered from inside out for superior durability.

Turbine Housing

Turbine Housings

Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.

Compressor Housing

Compressor Housings

OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.

Bearing Housing

Bearing Housings

Rock-solid platform engineered for high-output rebuilds — the foundation for performance.

Compressor Wheels

Compressor Wheels

Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.

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