Hanchi Auto Parts
999091 Water Pump Suitable for Massey Ferguson High Quality
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The OE number 999091 identifies a water pump fitted to the specified engine range. We stock a direct replacement built to the same shaft and pulley heights. One pump weighs 4.00 kg; a full carton holds 4.
Which engines use the 999091 water pump?
Fitment covers the listed engine applications.
When in doubt, compare the old pump pulley height against our spec table below — it settles most fitment questions.
What are the specifications of 999091?
| Parameter | Value |
| OE number | 999091 |
| Fits brand | Massey Ferguson;Perkins; Massey Ferguson;Perkins;Case;Jcb |
| TO Belt pulley height | 109.4 |
| TO Shaft head height | 115.7 |
| Pulley Jumping | 0.07 |
| Mounting hole position | Aligned to OE mounting points |
| Belt pulley thread | 4-5/16-24 |
| 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 |
| TO Impeller height Ⅰ | 27 |
| Included Component 1 | CC103-WD-1 |
| Net weight of one | 4.00 |
| Net weight | 4.00 kg |
| Packing | 4 pcs/ctn, 18.50 kg gross |
What part numbers interchange with 999091?
Dealers and fleet systems quote this pump under more than one OE number:
- 02/100066
- 3118125R91
- 41312143
- 41312323
- 41312551
- 41312915
- 41313201
- 999024
- 999037K
- 999038
- U5MW0104
Packing and quality checks
For shipping estimates, count on 4 pumps per carton (18.50 kg, 41 x 36 x 19.5 cm).
Before boxing, each pump passes a negative-pressure leak check and a hand-rotation check for smooth, noise-free bearing movement.
Frequently asked questions
What vehicles or engines does 999091 fit?
999091 fits the specified engine range. It is a Massey Ferguson;Perkins;Case;Jcb application water pump, and our aftermarket unit replaces it directly.
What other part numbers replace 999091?
999091 interchanges with 02/100066, 3118125R91, 41312143, 41312323, 41312551, 41312915 and 5 more. All of these refer to the same water pump assembly.
Is 999091 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 999091 water pump weigh?
One pump weighs 4.00 kg net. A full carton of 4 pieces comes to 18.50 kg gross.
How do I confirm 999091 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.
Send us the OE number and your engine model — we confirm fitment before you order.
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
Our company understands the challenges of bringing some special parts from paper to reality. Therefore, we offer our services to customers that need help.