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703890-0121 GT1749V Turbocharger Core for BMW M47TU

Aftermarket 703890-0121 GT1749V core for BMW M47TU applications. Verify engine code, vehicle model, and OEM references before ordering. Technical fitment support available.

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

Type Core On backorder — orders accepted Part # 703890-0121 Models GT1749V Weight 2.00 kg
CA$ 167 / 1 pc(s)
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Subtotal: CA$ 167

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12-Month Warranty Shipping to Canada only. OEM-Grade Quality

This aftermarket 703890-0121 GT1749V core is a replacement CHRA for BMW M47TU engines, including E46 and E87 applications. Verify your specific engine code, vehicle year, and OEM reference numbers before ordering to ensure correct fitment for your turbocharger rebuild or replacement project.

Key Specifications

  • Part Number: 703890-0121
  • Product Type: Core (CHRA)
  • Turbo Model: GT1749V
  • Application Clues: BMW M47TU E46 2002, BMW M47TU E87 2008 150HP
  • Gross Weight: 2 kg
  • Packing: Not specified
  • OEM Reference Numbers: Not provided in input

Verify the part number 703890-0121 against your existing unit or OEM documentation. Confirm the specific engine code and vehicle application to ensure this aftermarket replacement core matches your rebuild requirements.

Application & Compatibility

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

  • BMW > BMW 120D > BMW M47TU E46 2002
  • BMW > BMW 120D > BMW M47TU E87 2008 150HP

This 703890-0121 GT1749V core is listed as a reference application for BMW M47TU engines, specifically associated with E46 and E87 models. Use these application clues to verify fitment against your specific vehicle year and engine code. Confirm the part number and turbo configuration before ordering to ensure the replacement core matches your rebuild requirements. Technical fitment support is available to assist with verification.

Technical Notes

Typical configuration may include VNT design and oil-cooled system (verify per application). This note applies to the GT1749V model family; it is not a confirmed specification for this specific core. Buyers should verify the exact turbo configuration, cooling method, and actuator type against their existing unit or OEM documentation before ordering. For the 703890-0121 core, confirm the turbine housing flange type and bolt pattern match your application. Check the compressor housing A/R ratio to ensure it aligns with your original unit's airflow characteristics. Pre-shipment inspection reports are available to support technical verification. Use these details to confirm the replacement core meets your rebuild requirements for BMW M47TU engines.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for the 703890-0121 GT1749V core. Technical fitment support is available to assist with verifying part numbers, engine codes, and vehicle applications before ordering. Inquire about bulk orders or specific rebuild requirements for BMW M47TU engines. Verify all specifications against your existing unit or OEM documentation to ensure the replacement core meets your project needs.

Product FAQ

Ensure the GT1749V core is balanced to maintain stable operation and prevent vibration. Verify the balancing certificate or pre-shipment inspection report before installation.

Compare the turbine housing flange and bolt pattern against your existing unit or OEM reference. Technical fitment support is available to verify compatibility with BMW M47TU applications.

Confirm the compressor housing A/R ratio matches your original GT1749V unit to ensure proper airflow and performance characteristics. Verify this specification against your vehicle's requirements.

This core is a reference application for BMW M47TU engines, including E46 and E87 models. Verify your specific vehicle year and engine code before ordering.

BMW 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 BMW.

Compatibility Verify part number 703890-0121, engine code M47TU, vehicle application (E46/E87), production year, and OEM reference numbers before ordering. Confirm turbo configuration and flange type for your specific application.

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Frequently Asked Questions

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Turbochargers

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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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