ISUZU WW30037 Radiator Hose Lower Exhaust for 4HK1/700P/4HG1 Engines - OEM 8973305300
Genuine replacement radiator hose designed for ISUZU NPR trucks with 4HK1, 700P, and 4HG1 engine configurations. This lower exhaust-side hose ensures reliable coolant circulation in demanding industrial applications.
| Part Number | WW30037 |
|---|---|
| OEM Number | 8973305300 |
| Description | Radiator Hose Lower; E-3 (exhaust) |
| Compatible Models | NPR, 4HK1 /700P/4HG1 |
This hose is part of a comprehensive cooling system that includes:
- Radiator assemblies (4HK1 with/without intercooler)
- Intercooler radiators for 4HK1 engines
- Fan clutch systems for 4HE1 models
- Water pumps in metal and aluminum construction
The water pump is a belt-driven centrifuge that circulates coolant from the radiator through the engine and back into the cooling system, powered by the engine's crankshaft.
Primary failure typically results from worn bearings due to continuous coolant circulation. Belt tensioner wear can also cause operational issues.
- Coolant leakage at front-center vehicle position
- Rust, deposit buildup, and corrosion on pump components
- Loose water pump pulley with whining sounds
- Engine overheating during operation
- Steam emission from radiator
Guangzhou DeKai Auto Parts Co., Ltd specializes in industrial water pump solutions, including compatible models for various ISUZU engines: 10PE1/10PD1, 6BG1/FSR113, 51K/6WF1/6WA1, CVR146, 6HE1, and 6BD1 series.
We provide comprehensive logistics solutions tailored to your volume requirements:
- Full Container Load (FCL) for bulk shipments
- Less Container Load (LCL) for smaller quantities
- Air, Sea, and Land (Railway) transportation methods
- Inland delivery to designated warehouses
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