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Precision-engineered oil cooler assembly maintains optimal engine oil temperature by transferring heat to the cooling system, protecting critical engine components from thermal stress in ISUZU 4JB1 diesel engines.
Part Number
8-97226391-1, 8972263911
Product Name
Oil Cooler Assembly / Engine Oil Cooler
Car Model
ISUZU NKR Series, ISUZU NPR Series
Engine Model
ISUZU 4JB1 Diesel Engine (2.8L)
Condition
100% Brand New
Origin
China Mainland
Main Market
Middle East, Asia, Africa, South America, North America & Europe
Warranty
6 Months
Material
High-strength aluminum alloy & precision bearings
Cooling Type
Engine coolant circulation
Installation
Direct OEM replacement
Quality Standard
OEM equivalent / ISO quality control
Features & Advantages
OE Quality: Manufactured to strict ISUZU dimensional and material specifiions for perfect fit and function
High-Efficiency Cooling: Advanced core design provides optimal heat transfer for maintaining proper oil temperature
Durable Construction: Premium materials resist corrosion and withstand high pressures and temperature extremes
Leak-Proof Design: Precision-engineered seals and connections prevent fluid leakage
Restores Oil Temperature Regulation: Eliminates oil overheating caused by clogged or damaged coolers
Protects the Engine: Maintains proper oil viscosity and prevents thermal stress on critical components
Extends Engine Life: Proper oil cooling reduces wear and extends engine service life
Direct Replacement: Simple installation during engine service
Long Service Life: Engineered to withstand the rigors of heavy-duty commercial operation
Essential Component: Critical for engine protection and reliability
Vehicle & Engine Compatibility
This oil cooler assembly is specifically designed for ISUZU light to medium-duty trucks. Common appliions include:
ISUZU NKR - Light to Medium-Duty Trucks
ISUZU NPR - Medium-Duty Trucks
ISUZU ELF (select models with 4JB1 engine)
ISUZU NHR (select models with 4JB1 engine)
ISUZU 4JB1 Engine Specifiions
4-Cylinder, Inline Diesel
Displacement: 2.8L (2771cc)
Naturally Aspirated / Turbocharged (4JB1T)
Valvetrain: OHV
Widely used in NKR and NPR series trucks
Installation Notes
Professional installation recommended. Proper cooling and lubriion system service is critical:
Allow engine to cool - Ensure the engine is completely cool before beginning work
Drain engine oil and coolant - Drain both fluids completely before beginning work
Remove the old oil cooler - Disconnect coolant and oil lines, then unbolt and remove the old cooler
Remove old gaskets and seals - Clean all sealing surfaces, removing all old gasket material and sealant
Inspect the mounting surface - Check the engine block mounting surface for damage or warpage
Clean thoroughly - Clean the engine block mounting surface and all fluid passages
Install new gaskets and seals - Position new O-rings/gaskets on the oil cooler
Install the new oil cooler - Position the new cooler and secure with mounting bolts
Torque to specifiion - Tighten mounting bolts to manufacturer specifiion
Reconnect coolant and oil lines - Reconnect all hoses and lines to the oil cooler
Refill with fresh fluids - Fill the engine with the correct grade and type of oil and coolant
Check for leaks - Start the engine and inspect for any oil or coolant leakage
Verify operation - Allow the engine to reach operating temperature and verify proper oil cooling
Quality Control
Material Verifiion: Confirms core and housing materials meet OE specifiions
Dimensional Inspection: Core dimensions, mounting points, and fluid port positions verified against OEM tolerances
Leak Testing: 100% pressure-tested for internal and external fluid leakage
Thermal Performance Testing: Heat transfer efficiency verified to OE requirements
Pressure Testing: Structural integrity verified under operating pressures
Visual Inspection: 100% checked for 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 Oil Cooler Assembly 8-97226391-1 For ISUZU NKR NPR 4JB1 Engine 8972263911, please contact our sales team for a competitive quote and expert technical support.
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 ...
