Hanchi Auto Parts
5-87311242-0 Water Pump Suitable for Isuzu 4HK1 NEW High Quality
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The OE number 5-87311242-0 identifies a water pump fitted to 4HK1 NEW engines. We stock a direct replacement built to the same shaft and pulley heights. One pump weighs 8.83 kg; a full carton holds 2.
Which engines use the 5-87311242-0 water pump?
Fitment covers 4HK1 NEW.
Match your engine model to the list and the pump will fit without rework.
What are the specifications of 5-87311242-0?
| Parameter | Value |
| OE number | 5-87311242-0 |
| Fits brand | Isuzu |
| TO Impeller height Ⅱ | 6.7 |
| TO Shaft head height | 158 |
| Mounting hole position | Aligned to OE mounting points |
| Flange thread | 6-M10X1.25 |
| TO Flange height | 146.65 |
| Flange jumping | 0.07 |
| Air tightness testing | No leakage detected under negative pressure of 0.1 MPa |
| Appearance Ⅰ | Neutral finish, no third-party logos |
| Appearance Ⅱ | Clean surface: no dirt, rust or paint peeling |
| Assembly rotation | Turns freely by hand, no sticking or noise |
| Included Component 1 | IS142-WD-1 |
| Net weight of one | 8.83 |
| Net weight | 8.83 kg |
| Packing | 2 pcs/ctn, 19.66 kg gross |
Packing and quality checks
Each pump is packed individually; a master carton holds 2 pieces at 19.66 kg gross.
Air-tightness is checked pump by pump under a negative pressure of 0.1 MPa before packing.
Frequently asked questions
What vehicles or engines does 5-87311242-0 fit?
5-87311242-0 fits 4HK1 NEW engines. It is a Isuzu application water pump, and our aftermarket unit replaces it directly.
Is 5-87311242-0 available from stock?
Yes, this number is in regular production. Lead time for carton quantities is usually a few days; ask us for current stock before ordering.
How much does the 5-87311242-0 water pump weigh?
One pump weighs 8.83 kg net. A full carton of 2 pieces comes to 19.66 kg gross.
How do I confirm 5-87311242-0 is the pump I need?
Check the OE number stamped on your old pump or in the parts book, then compare engine model and pulley height with the spec table on this page. If anything is unclear, send us a photo of the old unit.
Message us with the OE number off your old pump. We reply with fitment confirmation and a price the same day.
Send the OE number, your quantity and your destination port — feel free to Contact Us. We reply with fitment confirmation and a quote.
OEM Avalible
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