The Water Tank Radiator (4650352) for excavators equipped with Isuzu 4HK1 engines is designed to deliver efficient cooling performance even in the most demanding environments. This OEM-quality radiator maintains ideal engine temperature, prevents overheating, and ensures consistent power output for heavy-duty machinery.
Built with high-grade aluminum and copper materials, it offers excellent heat dissipation and resistance to corrosion. The heavy-duty design ensures durability under vibration and high thermal stress — making it the perfect fit for excavators operating in construction, mining, and industrial sites.
Whether you’re replacing a leaking or clogged radiator, this Water Tank Radiator for Isuzu 4HK1 engines restores the original cooling efficiency and extends the engine’s service life.
🔧 Key Features
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✅ OEM-spec Water Tank Radiator for excavators with Isuzu 4HK1 engine
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✅ Part number 4650352 – direct-fit replacement
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✅ Efficient cooling for consistent engine temperature control
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✅ Constructed from high-quality aluminum and copper for durability
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✅ Corrosion-resistant and vibration-proof design
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✅ Prevents overheating and engine damage
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✅ Easy installation and maintenance
⚙️ Compatible Applications
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Engine Model: Isuzu 4HK1
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Part Number: 4650352
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Machine Type: Excavators and other heavy-duty equipment
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Function: Engine Cooling / Water Tank Radiator
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Fitment Type: OEM-spec direct replacement
🌟 Benefits
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Enhances engine cooling performance
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Prevents overheating during long operation hours
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Ensures stable engine efficiency and longer life
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Maintains consistent temperature under heavy load
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Designed for durability in tough working environments
FREQUENTLY ASKED QUESTIONS (FAQ)
What is the function of the water tank radiator in an Isuzu 4HK1 excavator?
The water tank radiator cools the engine by transferring heat from the coolant to the air, preventing overheating and ensuring stable engine performance.
Is this radiator compatible with excavators powered by the Isuzu 4HK1 engine?
Yes, this OEM radiator (part number 4650352) is specifically designed for excavators and heavy machinery that use the Isuzu 4HK1 diesel engine.
What are the signs of a failing radiator?
Common signs include coolant leaks, rising engine temperature, discolored coolant, and overheating during heavy operation. Replacing the radiator prevents engine damage.
What material is this radiator made of?
This radiator is made from premium aluminum and copper, offering high heat conductivity, corrosion resistance, and long service life under demanding conditions.
How often should the radiator be replaced or serviced?
Radiators typically last several years, but regular inspection every 12 months and cleaning can extend its lifespan and maintain cooling efficiency.
Can this radiator be installed easily?
Yes, it’s a direct OEM replacement part that fits perfectly without modifications. Professional installation is recommended for best results.
Water Tank Radiator – Excavator | Isuzu 4HK1 Engine / 4650352
OE Replacement: 4650352
Fits Following: Specification: Core: 1080mm*340mm*72mm
Year: Provide vin# or serial number for Year Information




