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Yimi (Guangzhou) Automotive Parts Co, Ltd

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China Thermostat Housing Cap 8-94368589-0 8943685890 For ISUZU NHR NKR 4JB1 4JA1
China Thermostat Housing Cap 8-94368589-0 8943685890 For ISUZU NHR NKR 4JB1 4JA1

  1. China Thermostat Housing Cap 8-94368589-0 8943685890 For ISUZU NHR NKR 4JB1 4JA1
  2. China Thermostat Housing Cap 8-94368589-0 8943685890 For ISUZU NHR NKR 4JB1 4JA1
  3. China Thermostat Housing Cap 8-94368589-0 8943685890 For ISUZU NHR NKR 4JB1 4JA1

Thermostat Housing Cap 8-94368589-0 8943685890 For ISUZU NHR NKR 4JB1 4JA1

  1. MOQ: 10 pcs
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms T/T
Part No 8-94368589-0, 8943685890
Mounting Type Bolt-On to Engine Block / Cylinder Head
Component Thermostat Housing Cover
Delivery Time 5-8 Work Days
Material Aluminum
Engine Application ISUZU 4JB1, 4JA1, 4JG2, 4BE1
Packaging Details Neutral Package or as customers’ request
Vehicle Application ISUZU NHR, ISUZU NKR
Supply Ability 10000 pcs/month
Part Name Thermostat Housing Cap / Thermostat Cover / Thermostat with Valve Cover
Fitment OEM Standard, Direct Replacement
H/S Code 8409919990
Cold Style Water-Cooled
Condition Brand New
Model Number ISUZU NHR, ISUZU NKR
Certification ISO/TS16949
Brand Name YIMI
Place of Origin China

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Product Specification

Payment Terms T/T Part No 8-94368589-0, 8943685890
Mounting Type Bolt-On to Engine Block / Cylinder Head Component Thermostat Housing Cover
Delivery Time 5-8 Work Days Material Aluminum
Engine Application ISUZU 4JB1, 4JA1, 4JG2, 4BE1 Packaging Details Neutral Package or as customers’ request
Vehicle Application ISUZU NHR, ISUZU NKR Supply Ability 10000 pcs/month
Part Name Thermostat Housing Cap / Thermostat Cover / Thermostat with Valve Cover Fitment OEM Standard, Direct Replacement
H/S Code 8409919990 Cold Style Water-Cooled
Condition Brand New Model Number ISUZU NHR, ISUZU NKR
Certification ISO/TS16949 Brand Name YIMI
Place of Origin China
High Light ISUZU thermostat housing cap ,thermostat cap for 4JB1 engine ,NKR diesel engine thermostat
Thermostat Housing Cap 8-94368589-0 8943685890 For ISUZU NHR NKR 4JB1 4JA1 Diesel Engine

Function: Aluminum thermostat housing cap with valve cover seals the thermostat and coolant passage, maintaining proper engine temperature in ISUZU NHR and NKR diesel trucks.

The Thermostat Housing Cap (OEM Number: 8-94368589-0 / 8943685890) is a premium-quality, direct replacement cooling system component designed specifically for ISUZU NHR and NKR series light-duty trucks equipped with 4JB1, 4JA1, 4JG2, and 4BE1 diesel engines. This aluminum thermostat housing cap - also known as a thermostat cover or thermostat with valve cover - houses the thermostat and seals the coolant passage between the engine block and the radiator hose. It maintains proper coolant flow and engine operating temperature, preventing overheating and ensuring efficient combustion.

Part Number 8-94368589-0, 8943685890 Product Name Thermostat Housing Cap / Thermostat Cover / Thermostat with Valve Cover
Car Model ISUZU NHR, ISUZU NKR Engine Model ISUZU 4JB1, 4JA1, 4JG2, 4BE1
Condition 100% Brand New Size
Weight Standard Origin China Mainland
Main Market Middle East, Asia, Africa, South America, North America & Europe Package Neutral Packing Or Make It As Requested
Warranty 6 Months Price & Stock Please Contact Us To Get More Information
Material High-strength aluminum alloy & precision bearings Cooling Type Engine coolant circulation
Installation Direct OEM replacement Quality Standard OEM equivalent / ISO quality control
Thermostat Housing Cap for ISUZU NHR NKR diesel engines
Features & Advantages
  • OE Quality: Manufactured to strict ISUZU dimensional and material specifications for perfect fit and function.
  • Aluminum Construction: High-strength aluminum body offers excellent heat dissipation and corrosion resistance.
  • ISO9001 Certified: Produced under a certified quality management system for consistent product quality.
  • Water-Cooled Structure: Designed for efficient coolant flow and proper thermostat operation.
  • Integrated Valve Cover: Provides secure thermostat retention and proper sealing.
  • Precision-Machined Surfaces: Ensures a leak-proof seal against the engine block and thermostat.
  • Restores Cooling Performance: Eliminates coolant leaks and overheating caused by a cracked or warped housing cap.
  • Direct Replacement: Matches OE mounting bolt pattern and hose connections.
  • Long Service Life: Engineered for light-duty commercial truck applications.
  • Cost-Effective Repair: Affordable replacement that prevents costly engine damage.
Thermostat Housing Cap technical details and specifications
Vehicle & Engine Compatibility

This thermostat housing cap is specifically designed for ISUZU light-duty trucks and commercial vehicles. Common applications include:

  • ISUZU NHR (Light-Duty Trucks)
  • ISUZU NKR (Light-Duty Trucks)
  • ISUZU NKR55, NHR55 (as applicable)
  • ISUZU ELF (select models)
Engine Specifications
  • ISUZU 4JB1 -- 2.8L Inline-4 Diesel
  • ISUZU 4JA1 -- 2.5L Inline-4 Diesel
  • ISUZU 4JG2 -- 3.1L Inline-4 Diesel
  • ISUZU 4BE1 -- 3.6L Inline-4 Diesel
Installation Notes

Professional mechanic installation recommended:

  1. Ensure engine is cool - Never work on the cooling system when the engine is hot to avoid burns.
  2. Disconnect battery - Always disconnect the negative terminal before working.
  3. Drain coolant - Partially drain the cooling system to below the thermostat housing level.
  4. Remove the old housing cap - Unbolt and remove the old thermostat housing cap; note the thermostat orientation.
  5. Remove the thermostat - If reusing the thermostat, remove it carefully and inspect for wear or damage.
  6. Clean mating surfaces - Thoroughly clean the housing and engine mounting surfaces; remove all old gasket material.
  7. Install new gasket - Position a new gasket or O-ring on the housing or engine surface.
  8. Install the thermostat - Place the thermostat in the correct orientation (jiggle valve or air bleed hole up, if equipped).
  9. Install the new housing cap - Position the new cap over the thermostat; align bolt holes.
  10. Torque bolts - Tighten mounting bolts to manufacturer torque specifications. Do not over-tighten.
  11. Refill with coolant - Fill the system with the correct coolant mixture (50/50 antifreeze/water or as specified).
  12. Bleed the cooling system - Start the engine and bleed air from the system per manufacturer procedure.
  13. Check for leaks - Inspect the housing cap area for coolant leakage.
  14. Check operating temperature - Allow engine to reach operating temperature and verify gauge reading.
Quality Control
  • Material Verification: Confirms aluminum composition meets ISUZU strength and corrosion resistance specifications.
  • Dimensional Inspection: Mounting bolt pattern, hose connection size, and sealing surface flatness verified within OEM tolerances.
  • ISO9001 Quality System: Manufactured under ISO9001-certified quality management.
  • Pressure Testing: Sample tested for leak-proof integrity under operating coolant pressure.
  • Visual Inspection: 100% checked for casting defects, cracks, or machining flaws.
  • Packaged Safely: Protected and 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 Thermostat Housing Cap 8-94368589-0 8943685890 For ISUZU NHR NKR 4JB1 4JA1 Diesel Engine, 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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