Description
Meziere 300 Series High-Flow Electric Water Pump with Idler – Red Anodized
High-performance 55 GPM electric cooling solution for Small Block Ford 289, 302, and 351 Windsor engines featuring an integrated serpentine belt idler pulley.
Key Features
- ☑ Frees up 11 to 14 horsepower by removing parasitic mechanical drag from the engine drive system
- ☑ High-flow 55 GPM flow rate ideal for high-horsepower street cars, circuit racers, and drag applications
- ☑ Integrated free-wheeling idler pulley preserves factory serpentine belt routing
- ☑ Precision CNC-machined 6061-T6 billet aluminum construction with vibrant red anodized finish
- ☑ Heavy-duty motor with epoxy-coated windings drawing 10–12 amps under normal load
- ☑ High-performance carbon-ceramic main seal and built-in RF suppression circuitry
What’s Included in the Box
The WP312R retail kit includes essential hardware and fittings required for installation on standard SBF timing covers:
- 1x Meziere WP312R Red Anodized Electric Water Pump Unit
- 1x 1-3/4″ NPT Hose Barb Inlet Fitting
- 1x Heater Hose and Bypass Fitting Kit
- 1x Mounting Gasket and Hardware Set
- 1x Wiring Harness with Inline Fuse Holder
Technical Specifications
| Brand | Meziere Enterprises |
|---|---|
| MPN | WP312R |
| Engine Fitment | Small Block Ford (289, 302, 351 Windsor) |
| Flow Rate @ 12V | 55 GPM (Gallons Per Minute) |
| Pump Finish | Red Anodized |
| Material | CNC-Machined 6061-T6 Billet Aluminum |
| Current Draw | 10.0 – 12.0 Amps |
| Inlet Port Thread | 1″ NPT (1-3/4″ Hose Barb Included) |
| Overall Depth | 6.776″ |
| Idler Pulley | Yes (Integrated Serpentine Idler) |
Designed and manufactured in the USA, Meziere Enterprises 300 Series electric water pumps represent the gold standard in performance engine cooling. By delivering maximum coolant circulation regardless of engine speed, the WP312R prevents heat soak and protects high-demand V8 builds. As an authorized UK stockist, JP Racing provides direct access to genuine Meziere components with fast nationwide shipping and full technical assistance.


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