Description
Part Number: WT300S
Meziere 300 Series Big Block Chevy Electric Water Pump (Trans Pan Ready) – Black
Engineered for extreme high-horsepower drag racing and street applications, the Meziere WT300S 300 Series electric water pump delivers 55 GPM of cooling flow and features integrated #6AN plumbing ports specifically designed to connect with Meziere heat-exchanging transmission pans.
Key Features
- ☑ High-Flow 55 GPM Capacity: Premium 300 Series heavy-duty motor provides maximum coolant flow for applications up to 2,200+ HP.
- ☑ Transmission Pan Ready: Equipped with integrated high and low pressure #6AN ports for simple connection to Meziere heat-exchanger transmission pans.
- ☑ Big Block Chevy Fitment: Engineered specifically for BBC Mark IV, Gen V, and Gen VI engine blocks with a welded 1-3/4″ inlet hose nipple.
- ☑ CNC Billet Aluminum Construction: Machined from high-strength billet aluminum and finished in durable anodized black.
- ☑ Heavy-Duty Seal & Shaft: Stainless steel large-diameter main shaft coupled with a high-performance carbon-ceramic seal for 3000+ hour longevity.
- ☑ Engine Drive Clearance: Compact profile clears Jesel cam belt drives and standard supercharger blower drive setups.
Technical Specifications
| Brand | Meziere Enterprises |
|---|---|
| Manufacturer Part Number | WT300S |
| Engine Compatibility | Big Block Chevrolet (BBC Mark IV, Gen V, Gen VI) |
| Free Flow Rate | 55 GPM (Gallons Per Minute) @ 12V |
| Finish Color | Black Anodized Billet Aluminum |
| Inlet Connection | 1-3/4″ Welded Hose Nipple |
| Auxiliary Ports | #6AN High & Low Pressure Ports for Transmission Pan Exchanger |
| Amperage Draw | 11.0 to 12.0 Amps |
| Overall Depth | 7.28″ (185 mm) |
| Total Weight | 7.4 lbs (3.35 kg) |
What’s Included in the Box
- 1 x Meziere WT300S 300 Series Electric Water Pump Assembly (Black)
- 1 x Stainless Steel Mounting Hardware Set & Gaskets
- 1 x Fused Electrical Wiring Harness Extension
Meziere Enterprises sets the benchmark for high-performance cooling components handcrafted in the USA. When purchasing through JP Racing, you get genuine certified inventory, expert motorsport tech advice, and fast delivery across the UK.





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