770990-1 TB25 Turbocharger Replacement for YUCHAI 4F100-20
Aftermarket 770990-1 TB25 turbocharger for YUCHAI 4F100-20. Verify OEM references 770990-5001S and F30SA-1118100-135, engine code, and fitment before ordering. B2B support and worldwide shipping available.
Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .
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770990-5001S F30SA-1118100-135This aftermarket 770990-1 TB25 turbocharger is a replacement unit for YUCHAI 4F100-20 engines. Verify OEM reference numbers 770990-5001S and F30SA-1118100-135, along with your specific engine configuration, before ordering to ensure correct application.
Key Specifications
- Part Number: 770990-1
- Product Type: Turbocharger
- Turbo Model: TB25
- Application Clue: YUCHAI 4F100-20
- OEM Reference Numbers: 770990-5001S, F30SA-1118100-135
- Packing Dimensions: 21*23*26 cm
- Gross Weight: 8 kg
- Image Availability: No image currently listed
These factual fields help B2B buyers verify the unit against their service manuals and existing hardware. Cross-check the part number and OEM references against your specific engine configuration 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:
- YUCHAI > YUCHAI 4F100-20
This TB25 turbocharger is listed for YUCHAI 4F100-20 engines as a reference application. Use OEM reference numbers 770990-5001S and F30SA-1118100-135 to help confirm fitment against your specific service manual or existing hardware. Verify the part number, engine code, and production year before ordering to ensure the correct replacement application. Technical fitment support is available to assist with verification queries.
Technical Notes
The TB25 turbocharger model is associated with the YUCHAI 4F100-20 engine application. Buyers should verify the specific turbo configuration against their service manuals, as variations in housing or actuator types may exist within the same part number series. Confirm the V-band clamp size and profile on both compressor and turbine sides to ensure proper sealing. Check stud and nut thread pitches against existing hardware to prevent installation errors. Inspect O-ring materials for oil and water connections to confirm compatibility with your fluid systems. Use OEM reference numbers 770990-5001S and F30SA-1118100-135 to cross-check technical drawings. Technical fitment support is available for verification queries before ordering.
B2B Supply
LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 770990-1 TB25 turbocharger. Worldwide shipping is available for fleet and commercial orders. Technical fitment support is provided to help verify part number 770990-1, engine code YUCHAI 4F100-20, and OEM reference numbers 770990-5001S and F30SA-1118100-135 before ordering. Contact our team for bulk inquiries or to confirm specific application details.
Product FAQ
YUCHAI 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 YUCHAI.
Compatibility Verify part number 770990-1, engine code YUCHAI 4F100-20, and OEM reference numbers 770990-5001S and F30SA-1118100-135 before ordering. Confirm stud threads, V-band clamp size, and O-ring material compatibility with your specific application.
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Frequently Asked Questions
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Complete Turbo Units
Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.
CHRA / Core Assemblies
Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.
Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
Turbine Housings
Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.
Compressor Housings
OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.
Bearing Housings
Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.
