Description
Part Number: WP300UP
Meziere 300 Series High-Flow Electric Water Pump for Big Block Chevy
Engineered for extreme performance and street/strip reliability, the Meziere WP300UP delivers an outstanding 55 GPM free flow rating to safeguard high-horsepower Big Block Chevrolet engines against overheating and detonation.
Key Features & Benefits
- ☑ Massive 55 GPM Flow Rate: Moves significantly more coolant under pressure than standard electric pumps to support high-horsepower drag and street applications.
- ☑ Show-Quality Polished Finish: CNC-machined lightweight aluminum housing featuring a durable polished finish for custom engine bay aesthetics.
- ☑ Integrated Hose Barb Inlet: Welded 1-3/4″ inlet connection provides secure hose attachment without additional adapter requirements.
- ☑ Heater & Bypass Port Included: Machined -8AN female ORB port allows easy hookup for heater cores or bypass lines for street versatility.
- ☑ Heavy-Duty Construction: Built with a stainless steel main shaft and carbon-ceramic mechanical seal for an estimated 3,000+ hour operating life.
- ☑ Belt & Blower Drive Clearance: Compact profile clears timing belt drives, Jesel belt drives, and most supercharger setups.
Technical Specifications
| Manufacturer | Meziere Enterprises |
|---|---|
| Part Number | WP300UP |
| Product Series | 300 Series High-Flow Electric Water Pump |
| Engine Fitment | Big Block Chevy (BBC Mark IV, Gen V, Gen VI) |
| Free Flow Rate | 55 GPM (Gallons Per Minute) |
| Housing Material & Finish | Billet Aluminum / Polished |
| Inlet Connection | 1-3/4″ Hose Barb (Welded) |
| Heater/Bypass Port | -8AN Female ORB |
| Amp Draw | 11 – 12 Amps (at 12V-16V) |
| Overall Depth | 7.28″ (185mm) |
| Total Weight | 7.4 lbs (3.35 kg) |
What’s Included in the Box
- 1x Meziere 300 Series Electric Water Pump Assembly (WP300UP)
- 2x Engine Block Mounting Gaskets
- 1x Stainless Steel Hardware Mounting Kit
- 1x Wiring Harness Kit with In-Line Fuse
Manufactured in the USA to rigorous quality standards, Meziere performance cooling components set the benchmark in competition and high-horsepower street cooling. JP Racing is proud to offer official Meziere products with full technical support and fast UK dispatch to keep your build performing at its peak.
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