Edelbrock water pump.

Edelbrock #8858 Water Pump w 348, 409 big block Chevy ideal to prevent overheating in street rods and street machines, as well as in tow rigs and motorhomes. Using state-of-the-art racing technology, Edelbrock has designed these "super cooling" Water Pumps to provide maximum flow, maximum pressure and equal distribution to both sides of the block within 1%. The casting's computer-designed internal passages and precision powdered metal impeller produce the maximum flow rate possible.