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NN139452 Turbine Housing Replacement for Yanmar 4JH-TE

Aftermarket NN139452 turbine housing for Yanmar 4JH-TE marine engines. Reference application for RHB52H-52002P15NFBRL348C. Verify part number and engine code before ordering.

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

Type Turbine Housing On backorder — orders accepted Part # NN139452 Models RHB52H-52002P15NFBRL348C Packing N/A
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12-Month Warranty Shipping to Canada only. OEM-Grade Quality

The NN139452 turbine housing is an aftermarket replacement component designed for the RHB52H-52002P15NFBRL348C turbocharger assembly in Yanmar 4JH-TE marine engines. This part supports repair and rebuild operations by providing a dedicated housing unit for this specific application, allowing buyers to verify fitment against their engine code and turbo model before ordering.

Key Specifications

  • Part Number: NN139452
  • Product Type: Turbine Housing
  • Turbo Model: RHB52H-52002P15NFBRL348C
  • Application Clue: Yanmar 4JH-TE marine engine
  • OEM Reference Numbers: None supplied in input data
  • Packing: N/A
  • Gross Weight: 0 kg
  • Image Availability: Not provided

Buyers should cross-check the part number NN139452 against their specific turbocharger assembly. Verify the V-band clamp profile and O-ring material suitability for marine environments before installation.

Application & Compatibility

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

  • YANMAR > YANMAR MARINE > YANMAR 4JH-TE

This turbine housing is listed for the Yanmar 4JH-TE marine engine application. It serves as a reference application for the RHB52H-52002P15NFBRL348C turbocharger assembly. Buyers should verify the part number NN139452 against their specific engine code and turbo model before ordering. Confirm that the V-band clamp size and profile match the existing housing to ensure proper sealing. Additionally, check the O-ring material for suitability in marine environments. Technical fitment support is available to assist with these verification steps.

Technical Notes

The RHB52H-52002P15NFBRL348C assembly is associated with the Yanmar 4JH-TE marine engine. As no specific material grade or coating data is supplied, buyers should verify the housing material against their engine's operating conditions. Confirm the V-band clamp profile matches the existing turbocharger to ensure proper sealing. Inspect O-ring materials for suitability in marine environments, checking for heat and chemical resistance. Verify the compressor wheel nut tightening torque and thread direction against the supplied reference details to prevent installation errors. 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 NN139452 turbine housings. Worldwide shipping is available for this aftermarket replacement part. Technical fitment support is provided to help verify part number NN139452, engine code 4JH-TE, and turbo model RHB52H-52002P15NFBRL348C before ordering. Contact our team for bulk quotes or specific marine application inquiries.

Product FAQ

Confirm the V-band clamp dimensions match your existing housing or turbo model RHB52H-52002P15NFBRL348C. Incorrect clamp profiles can cause leaks in Yanmar 4JH-TE applications.

Inspect the O-ring material for heat and chemical resistance suitable for marine environments. Ensure the material specification matches the original equipment for the Yanmar 4JH-TE engine.

Verify the specific tightening torque and thread direction for the RHB52H-52002P15NFBRL348C assembly. Incorrect installation can damage the turbine housing or compressor wheel.

Yes, volume pricing is available for B2B buyers. Contact our technical support team for quotes on bulk orders of Yanmar marine parts.

YANMAR 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 YANMAR.

Compatibility Verify part number NN139452, engine code 4JH-TE, and turbo model RHB52H-52002P15NFBRL348C before ordering. Confirm V-band clamp size and O-ring material suitability for your specific marine application.

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Frequently Asked Questions

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CHRA Core

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

Turbine Wheel

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

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

Compressor Housing

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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

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

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