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Yimi (Guangzhou) Automotive Parts Co, Ltd

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China Cooling Fan Clutch 8-97129738-0 For ISUZU NQR66 4HF1 Engine 8971297380 truck
China Cooling Fan Clutch 8-97129738-0 For ISUZU NQR66 4HF1 Engine 8971297380 truck

  1. China Cooling Fan Clutch 8-97129738-0 For ISUZU NQR66 4HF1 Engine 8971297380 truck
  2. China Cooling Fan Clutch 8-97129738-0 For ISUZU NQR66 4HF1 Engine 8971297380 truck
  3. China Cooling Fan Clutch 8-97129738-0 For ISUZU NQR66 4HF1 Engine 8971297380 truck

Cooling Fan Clutch 8-97129738-0 For ISUZU NQR66 4HF1 Engine 8971297380 truck

  1. MOQ: 10 pcs
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms T/T
Part No 8-97129738-0, 8971297380
Vehicle Model Codes NK, NP Series
Engine Appliion ISUZU 4HF1 Diesel Engine (4.3L)
Drive Type Viscous / Silicone Fluid-Based Coupling
Certifiion ISO/TS16949
Condition Brand New
Delivery Time 5-8 Work Days
Material High-Grade, Corrosion-Resistant Housing
Vehicle Appliions ISUZU NQR66 Series, ISUZU NPR, ISUZU NKR, ISUZU ELF
Fitment OEM Standard, Direct Replacement
Supply Ability 10000 pcs/month
Part Name Cooling Fan Clutch / Viscous Fan Clutch / Fan Hub
Function Regulates Cooling Fan Speed Based on Temperature
Actuation Temperature-Sensitive Bi-Metallic Coil
Packaging Details Neutral Package or as customers’ request
H/S Code 841490900
Model Number ISUZU NQR66 Series, ISUZU NPR, ISUZU NKR, ISUZU ELF
Place of Origin China
Brand Name YIMI

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T Part No 8-97129738-0, 8971297380
Vehicle Model Codes NK, NP Series Engine Appliion ISUZU 4HF1 Diesel Engine (4.3L)
Drive Type Viscous / Silicone Fluid-Based Coupling Certifiion ISO/TS16949
Condition Brand New Delivery Time 5-8 Work Days
Material High-Grade, Corrosion-Resistant Housing Vehicle Appliions ISUZU NQR66 Series, ISUZU NPR, ISUZU NKR, ISUZU ELF
Fitment OEM Standard, Direct Replacement Supply Ability 10000 pcs/month
Part Name Cooling Fan Clutch / Viscous Fan Clutch / Fan Hub Function Regulates Cooling Fan Speed Based on Temperature
Actuation Temperature-Sensitive Bi-Metallic Coil Packaging Details Neutral Package or as customers’ request
H/S Code 841490900 Model Number ISUZU NQR66 Series, ISUZU NPR, ISUZU NKR, ISUZU ELF
Place of Origin China Brand Name YIMI
High Light Cooling Fan Clutch for ISUZU NQR66 ,ISUZU 4HF1 Engine Fan Clutch ,Truck Parts Cooling Fan Clutch
Cooling Fan Clutch 8-97129738-0 For ISUZU NQR66 4HF1 Engine 8971297380 Truck Parts

Function: Precision-engineered viscous fan clutch regulates cooling fan speed based on engine temperature, ensuring optimal cooling and fuel efficiency for ISUZU NQR66 trucks with 4HF1 diesel engines.

Product Overview

The Cooling Fan Clutch / Viscous Fan Clutch (OEM Numbers: 8-97129738-0 / 8971297380) is a premium-quality, direct replacement cooling system component designed specifically for ISUZU NQR66 series medium-duty trucks equipped with the 4HF1 diesel engine. This precision-engineered fan clutch regulates cooling fan speed based on engine temperature, optimizing cooling efficiency, reducing engine drag, improving fuel economy, and minimizing noise during cold starts.

Part Number 8-97129738-0, 8971297380
Product Name Cooling Fan Clutch / Viscous Fan Clutch / Fan Hub
Car Model ISUZU NQR66 Series, ISUZU NPR, ISUZU NKR, ISUZU ELF
Engine Model ISUZU 4HF1 Diesel Engine (4.3L)
Condition 100% Brand New
Material High-strength aluminum alloy & precision bearings
Origin China Mainland
Warranty 6 Months
Cooling Fan Clutch 8-97129738-0 for ISUZU NQR66 4HF1 Engine
Features & Advantages
  • OE Quality: Manufactured to strict ISUZU dimensional and material specifiions for perfect fit and function
  • Temperature-Sensitive Control: Bi-metallic coil responds to radiator air temperature for precise fan speed modulation
  • Viscous Drive Technology: Silicone fluid-based coupling provides smooth, reliable engagement and disengagement
  • Durable Construction: High-quality materials withstand high temperatures and vibration
  • Improves Fuel Economy: Reduces engine drag when fan is disengaged
  • Optimizes Cooling Performance: Engages fan only when needed for efficient cooling
  • Reduces Noise: Quieter operation during cold starts and light-load conditions
  • Direct Replacement: Simple installation during cooling system service
  • Long Service Life: Engineered to withstand heavy-duty commercial operation
Vehicle & Engine Compatibility

This cooling fan clutch is specifically designed for ISUZU medium-duty trucks with 4HF1 engine.

  • ISUZU NQR66 – Medium-Duty Trucks
  • ISUZU NPR – Medium-Duty Trucks (various models)
  • ISUZU NKR – Light to Medium-Duty Trucks
  • ISUZU ELF (select models with 4HF1 engine)
ISUZU 4HF1 Engine Specifiions
  • 4-Cylinder, Inline Diesel
  • Displacement: 4.3L (4329cc)
  • Valvetrain: OHV / SOHC (depending on variant)
  • Widely used in NQR66 and various medium-duty trucks
Installation Notes
Professional installation recommended. Proper cooling system service is essential.
  1. Allow engine to cool completely before beginning work
  2. Disconnect the negative battery cable
  3. Remove the fan shroud and any blocking components
  4. Loosen and remove the drive belt if necessary for access
  5. Unbolt the fan from the fan clutch
  6. Unbolt and remove the old fan clutch from the water pump hub
  7. Inspect the water pump bearing and shaft for wear or damage
  8. Check the fan blades for cracks, damage, or warping
  9. Inspect the radiator for damage, debris, or blockage
  10. Clean the water pump hub and mounting surface
  11. Inspect the new clutch and verify it matches the original
  12. Position the new clutch on the water pump hub and secure with bolts
  13. Install the fan onto the new clutch and secure with bolts
  14. Reinstall and adjust the drive belt tension if removed
  15. Reinstall the fan shroud or components removed for access
  16. Reconnect the negative battery cable
  17. Start the engine and verify smooth, vibration-free fan operation
  18. Listen for unusual noise or vibration
  19. Allow the engine to reach operating temperature and verify proper fan engagement
Quality Control
  • Material Verifiion: Confirms housing and internal component materials meet OE specifiions
  • Dimensional Inspection: Mounting points, shaft dimensions, and overall geometry verified against OEM tolerances
  • Viscous Drive Testing: Silicone fluid fill and torque transfer characteristics verified
  • Temperature Response Testing: Bi-metallic coil calibration and engagement temperature verified
  • Seal Integrity Testing: Sealing verified to prevent fluid leakage
  • Visual Inspection: 100% checked for casting defects, machining flaws, or damage
  • Packaged Safely: Protected and securely packaged to prevent damage during transit
Packaging and Delivery

Neutral export packing or customized packaging available. Carton or wooden case for safe transportation. Fast delivery for stock items. Shipping by Express Air or Sea.

Inquiry

For pricing, availability, or bulk purchase of the Cooling Fan Clutch 8-97129738-0 For ISUZU NQR66 4HF1 Engine 8971297380 truck parts, please contact our sales team for a competitive quote and expert technical support.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller

  • Year Established:

    2005

  • Total Annual:

    8000000-10000000

  • Employee Number:

    100~150

  • Ecer Certification:

    Verified Supplier

Yimi (Guangzhou) Automotive Parts Co., Ltd. Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ... Yimi (Guangzhou) Automotive Parts Co., Ltd. Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ...

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Get in touch with us

  • Reach Us
  • Yimi (Guangzhou) Automotive Parts Co, Ltd
  • Unit 1313, Building 5, Changsheng DDP Fashion Center, No. 17 Dachi Road, Tancun, Shijing Subdistrict, Baiyun District, Guangzhou City.
  • https://www.isuzucarsparts.com/

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