1621 1973-1987 Buick Cadillac Chevy GM Olds Pontiac Grand National 196 231 350 4.5" water pump barb 4L mercury comet 1960 L6

4L mercury comet 1960 L6 170 2

8L FORD RANCH WAGON 74-71 V8 400 6

General Specifications: Type of Material of Pump Body Aluminum Number of Blades on Impeller 16 Direction of Rotation CW Fan Hub Height 3

9L PONTIAC BONNEVILLE 81-80 V8 265 4

1621 1973-1987 Buick Cadillac Chevy GM Olds Pontiac Grand National 196 231 350 4.5" water pump barb 4L mercury comet 1960 L6Flowkooler high flow pump 1621 has a 16 vane CNC machined billet impeller. It is shrouded and ported and, with the increased vane count and a reduced impeller clearance, it really pumps the coolant. It achieves greater flow rates, higher head pressure and a more efficient flow. The impeller's color is due to Type II Class II military grade surface coating which protects against corrosive fluids. FlowKooler introduced the first hi flow pumps and