Water Pump 750-40621 for Lister Petter Alpha LPW LPWS LPWT Engines
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Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
| Application | Fitment Details |
|---|---|
| Primary application | Lister Petter Alpha LPW LPWS LPWT Engines |
| Engine family | Lister Petter Alpha LPW / LPWS / LPWT 2-, 3- and 4-cylinder applications; check build-specific pump version |
Product Overview
The water pump circulates coolant through the engine so operating temperature stays controlled under load. A worn pump can show up as coolant leakage, bearing noise, rising engine temperature or repeated overheating. Replacing the failed component can restore normal operation without changing unrelated parts that are still serviceable.
Lister Petter's Alpha parts manual identifies 750-40621 as the water pump assembly for LPW/LPWS/LPWT 2-, 3- and 4-cylinder families and notes that it replaces 750-40012 and 750-40620. Some later builds use different pump variants, making build/application verification important.
Key Features & Performance
- Restores coolant circulation through the engine cooling system
- Useful for repairing leakage, noisy bearings or poor coolant circulation
- Direct replacement layout intended to match the listed engine/equipment application
Part Numbers & Specifications
- Part Type: Water Pump
- Reference / Part Numbers: 750-40621
Before You Order
Match the original part number whenever one is available. Also compare voltage/connector style on electrical parts, hose/port layout on fuel and cooling parts, and the machine or engine serial/build information. If any of those details differ from your original component, verify fitment before installation.
Frequently Asked Questions
What should I match before ordering?
Start with the original part number, then compare the machine or engine model and the physical configuration shown in the listing.
When should this part be replaced?
A worn pump can show up as coolant leakage, bearing noise, rising engine temperature or repeated overheating.
Is this a genuine OEM part?
This listing is for a replacement part. OEM and manufacturer reference numbers are provided to help identify fitment; they do not indicate that the product is manufactured by the original equipment manufacturer.