1969 1/2-1981 Pontiac Buick and Olds "11 Bolt" Water Pump Divider Plate slant 6 Maximum Fan CFM: 313 cfm

Maximum Fan CFM: 313 cfm

0L CHEVROLET EL CAMINO 73-69 V8 307 5

General Specifications: Type of Material of Pump Body Aluminum Number of Blades on Impeller 16 CNC Aluminum Direction of Rotation CW or CCW Other Special Features: 16 vane CNC machined billet impeller

9L ford f-350 76-75 V8 390 6

Due to the timing chain cover design we do not recommend reversing this flow direction

1969 1/2-1981 Pontiac Buick and Olds "11 Bolt" Water Pump Divider Plate slant 6 Maximum Fan CFM: 313 cfmWater Pump Divider Plate 1969 1 2 to 1977 Reducing the gap between the backing plate and the impeller Pontiac owners have reported that (1) heat cycling may result in a distortion the backing plate and (2) coolant degradation may corrode the backing plate necessitating replacement. Some aftermarket plates may have a deeper dome and incremental cooling gains may be experienced by reducing the backing plate to impeller vane clearance. In closing the