Hanchi Auto Parts
S1610-03910 Water Pump Suitable for Hino P11C BUS High Quality
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The OE number S1610-03910 identifies a water pump fitted to P11C BUS engines. We stock a direct replacement built to the same shaft and pulley heights. One pump weighs 11.90 kg; a full carton holds 1.
Which engines use the S1610-03910 water pump?
Fitment covers P11C BUS.
When in doubt, compare the old pump pulley height against our spec table below — it settles most fitment questions.
What part numbers interchange with S1610-03910?
Parts books from different markets list this pump under several numbers. All of them point to the same unit:
- 16100-3910
What are the specifications of S1610-03910?
| Parameter | Value |
| OE number | S1610-03910 |
| Fits brand | Hino |
| TO Shaft head height | 69.9 |
| Mounting hole position | Aligned to OE mounting points |
| TO Impeller height Ⅰ | 8.5 |
| TO Gear height | 53.8 |
| Installation of water pipes | Water pipe fitted complete, no deformation |
| 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 |
| Number of Teeth | 28 |
| Included Component 1 | O122X3.5-3 |
| Included Component 2 | O52X3.5-2 |
| Net weight | 11.90 kg |
| Packing | 1 pcs/ctn, 14.00 kg gross |
Packing and quality checks
For shipping estimates, count on 1 pumps per carton (14.00 kg, 36 x 32 x 22 cm).
Every pump leaves the line after a leak test at a negative pressure of 0.1 MPa. No leaks, no exceptions.
Frequently asked questions
What vehicles or engines does S1610-03910 fit?
S1610-03910 fits P11C BUS engines. It is a Hino application water pump, and our aftermarket unit replaces it directly.
What other part numbers replace S1610-03910?
S1610-03910 interchanges with 16100-3910. All of these refer to the same water pump assembly.
Is S1610-03910 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 S1610-03910 water pump weigh?
One pump weighs 11.90 kg net. A full carton of 1 pieces comes to 14.00 kg gross.
How do I confirm S1610-03910 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.
Bulk pricing starts at one carton. Ask for a quote with your target quantity.
Send the OE number, your quantity and your destination port — feel free to Contact Us. We reply with fitment confirmation and a quote.


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