Maintaining the thermal efficiency of your industrial diesel equipment starts with a robust cooling system. If you are operating machinery powered by K4100, ZH4102, WC4100, or WC495 engines, the water pump is the heart of your cooling circuit. A failure here leads to overheating, blown head gaskets, and costly downtime.
As a specialized replacement parts supplier, we provide OEM standard water pumps designed to match the exact flow rate and pressure requirements of these specific engine models. Whether you are performing a routine engine overhaul or urgent field repairs, our parts ensure your 100 series engines stay within optimal temperature ranges.
| Specification Item | Details for K4100 / ZH4102 Series |
|---|---|
| Model Compatibility | K4100, ZH4102, WC4100, WC495, K4100D, K4102D |
| Product Name | Engine Water Pump / Cooling Water Pump |
| Part Numbers | K4100, ZH4102, WC4100, WC495 (Also matches variants without dashes) |
| Condition | Brand New, OEM Standard Replacement |
| Material | Heavy-duty Cast Iron Housing / Precision Impeller |
| MOQ | 1 Piece |
| Stock Status | In Stock / Fast International Dispatch |
| Payment Terms | T/T, Western Union, MoneyGram |
| Delivery Methods | Express (DHL, Fedex, EMS, UPS), Air Freight, Sea Freight |
Not all water pumps are built the same. Below is a comparison of why procurement managers prefer our OEM-grade cooling solutions.
| Feature | Our OEM-Standard Replacement | Generic Aftermarket Parts |
|---|---|---|
| Seal Quality | High-temperature mechanical seals | Standard rubber seals (leak prone) |
| Bearing Type | Heavy-duty reinforced bearings | Light-duty generic bearings |
| Housing Precision | CNC Machined for K4100/ZH4102 blocks | Rough casting, potential fitment issues |
| Flow Rate | Matches original engine specs exactly | Inconsistent flow leading to hotspots |
| Durability | Designed for 5000+ hours of operation | Unpredictable lifespan |
| Warranty Support | Full technical backing and replacement guarantee | Limited or no after-sales support |
Not sure how this issue affects your equipment?
Our team helps operators and fleet managers navigate complex repairs by offering professional insights:
Identify potential risks during scheduled maintenance before they turn into engine failures.
Recommend suitable replacement parts based on your specific engine serial number and work environment.
Support both inspection advice and high-quality parts supply to minimize your total cost of ownership.
Avoid the risk of engine overheating by choosing tested K4100 Water Pump and ZH4102 Pump components.
Question: My ZH4102 engine is running hot even at idle. Is the water pump the culprit?
Answer: For ZH4102 and K4100 models, overheating at idle often points to impeller erosion or a slipping drive belt. If you notice coolant leaking from the weep hole, the internal mechanical seal has failed, necessitating an immediate replacement of the water pump assembly.
Question: Can I use the WC4100 water pump on a WC495 model?
Answer: While many parts in the 100 series are interchangeable, you must verify the pulley configuration and flange mounting. We stock the WC4100 and WC495 specific variants to ensure 100% bolt-on compatibility without modification.
Question: Why Choose This Water Pump for my diesel generator or tractor?
Answer: Our units feature an OEM-standard tri-metal structure and high-performance bearings. We are trusted by repair shops and equipment fleets globally because our parts meet the rigorous demands of industrial operation.
We are a leading provider of comprehensive engine components. Beyond cooling systems, we specialize in complete engine assemblies and a full range of internal engine parts for world-renowned brands.
Our core expertise covers Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai power units. We ensure your machinery returns to service quickly with precision-engineered components.
Search Keywords for Global Buyers: Heavy duty diesel engine parts, Industrial engine maintenance, Construction machinery engine repair, Agricultural tractor engine components, Marine diesel overhaul kits, Excavator engine spare parts supplier, Generator set engine rebuild, Genuine OEM replacement parts, Diesel fuel system service, Engine cooling system efficiency, High-pressure fuel pump assembly, Precision engine crankshaft grinding, Turbocharger replacement guide, Cylinder head bolt torque, Engine gasket seal integrity, Hydraulic pump drive parts, Isuzu 4HK1 engine parts, Komatsu PC200 engine rebuild, Caterpillar 320D fuel system, Cummins 6BT overhaul kit.
Contact our technical sales team for a fast quote on K4100, ZH4102, WC4100, or WC495 parts.
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