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%. Available for most popular applications, these high performance pumps flow in only one direction for optimum efficiency. The casting's computer-designed internal passages and precision powdered metal impeller produce the maximum flow rate possible.5/8 in. Pilot Shaft

Right-Hand Inlet w/Back Plate

Block Surface To Hub 5.42 in.

65-68 289

68-69 302

69 351W

Since many vehicles have had the their water pump changed, the best way to identify which pump you need is to check the pump. If it it has a backing plate use this style pump. If it does NOT have a backing plate, use #8842.