PRW 1435002 Performance Quotient 3/4" Pilot shaft Competition Plus Revised Impeller Entry Aluminum Water Pump for Chevy SB 1955-95

Performance quotient engineered pumps will flow 35 gallons per minute at 4,000 RPM, with minimal cavitations and proportionally increased flow rates at 5,000 RPM and above. Equalized water flow distribution and pressure-balanced water passages minimize internal engine hot-spots making these pumps an excellent alternative for not only racers, but also trucks, towing, and motorhome applications. Cruisers and hot rudders will appreciate the improved cooling at low speeds and the polished aluminum water pump bodies. Block-to-hub 5.8125 inches and 0.100 inch backplate for drag race, circle track or marine, all auxiliary outlets NPT/AN fitting ready, As-cast.

• Steel hubs and heavy duty shielded-seal roller ball bearings
• Pressure injected aluminum alloy pump bodies
• Back plate "O" ring sealed for competition plus applications
• Reliable cast iron CNC machined impellers
• Satin-cast