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4MF731 Turbine Housing Replacement for CAT 3408 & CAT 322D

Aftermarket 4MF731 turbine housing for CAT 3408 and CAT 322D applications. Verify part number, engine code, and OEM reference numbers before ordering. Technical fitment support available.

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

Type Turbine Housing On backorder — orders accepted Models 4MF731 Packing N/A
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12-Month Warranty Worldwide shipping excluding Canada and China. OEM-Grade Quality

This aftermarket 4MF731 turbine housing is a replacement component for Caterpillar CAT 3408 and CAT 322D engine applications. It serves as a reference part for turbocharger repair and rebuild projects, supporting buyers who need to verify specific engine codes and OEM reference numbers before ordering.

Key Specifications

  • Part Number: 4MF731
  • Product Type: Turbine Housing
  • Turbo Model: 4MF731
  • Application Clues: Caterpillar CAT 3408 and CAT 322D
  • Packing: N/A
  • Gross Weight: 0 kg
  • Image Availability: Not provided
  • OEM Reference Numbers: None listed in current data

Buyers should verify the specific engine code and turbo configuration against their CAT 3408 or CAT 322D unit. Since no OEM reference numbers are supplied, cross-check the part number 4MF731 with your existing turbocharger assembly to ensure the turbine housing matches the required flange and port dimensions.

Application & Compatibility

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

  • Caterpillar > CAT > CAT 322D > CAT 3408

This 4MF731 turbine housing is listed for Caterpillar CAT 3408 and CAT 322D reference applications. It serves as an aftermarket replacement component for turbocharger repair and rebuild projects. Buyers should verify the specific engine code, turbo configuration, and flange dimensions against their existing unit before ordering. Since no OEM reference numbers are supplied in the current data, cross-check the part number 4MF731 with your specific engine variant to ensure the housing matches the required port and flange alignment. Technical fitment support is available to assist with verification.

Technical Notes

The 4MF731 turbine housing is a cast component designed for heavy-duty Caterpillar applications. Since specific material grades and dimensional tolerances are not listed in the current data, buyers should inspect the physical part for casting integrity, flange alignment, and port condition. Verify that the housing matches the specific turbocharger configuration on your CAT 3408 or CAT 322D engine. Cross-check the part number against your existing assembly to ensure the turbine housing aligns with the required compressor and bearing housing interfaces. Technical fitment support is available to assist with these verification steps.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for 4MF731 turbine housing orders. Worldwide shipping is available to support fleet and aftermarket supply chains. Our technical fitment team assists with verifying part numbers, engine codes, and turbo configurations for CAT 3408 and CAT 322D applications. Contact us with your specific application details to receive a tailored quote and shipping estimate.

Product FAQ

No specific OEM reference numbers are listed in the current data. Buyers should verify the correct OE numbers against their specific CAT 3408 or CAT 322D engine configuration before ordering.

Inspect the turbine housing for cracks, corrosion, and proper flange alignment. Ensure the part matches the 4MF731 turbo model and verify compatibility with the specific CAT 3408 engine variant.

Volume pricing is available for B2B buyers. Contact our sales team with your required quantity and specific CAT 322D application details to receive a tailored quote.

Worldwide shipping is available for this aftermarket replacement part. Shipping times and costs vary by destination; contact us for a shipping estimate to your location.

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, engine code, vehicle application, production year, and OEM reference numbers before ordering. This part is listed for CAT 3408 and CAT 322D reference applications; confirm specific turbo configuration and fitment with your technical team.

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Frequently Asked Questions

What types of turbocharger spare parts do you offer? Warranty, shipping, quality and more.

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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