Big block Ford water pump core, suitable for rebuilding. This version has a casting number of C5AE-8505-A, and is dated 5D26 or April 26, 1965. Found on many Ford 390 / 428 / 427 engines from 1965-66. These have casting dates, we list the dates when we have them in stock. Plan on sending it to a vendor that specializes in water pump rebuilding. In all likelihood, the rear cover, heater tube, and impeller will need replacing. See our other core water pump listings for other casting numbers.
Two different vendors to suggest for rebuilding, both are on the West Coast. We can drop ship the pump to a vendor if you include a note, probably should contact the vendor so that they can watch for it's arrival. As of 2019, both of these vendors are in the $155 range for the basic rebuild service with returned shipping (lower 48 States).
Hart Brothers 541-259-4278, in Albany, Oregon can rebuild water pumps, and smog pumps. They have a whole division dedicated to water and smog pumps. They can do Ford, Chevy, Mopar, Pontiac, etc. They have new impellers, backing plates and hardware along with bearings, seals, and shafts.
Dead Nuts On 510-903-1059, in Fresno, California can rebuild most Ford water pumps. They have new impellers, backing plates and hardware along with bearings, seals, and shafts. Ask for Jack.