Description: Ford 289, 289 HP, 302 Water Pump Impeller
Year: 1965-80 
Model: All Ford/Mercury
Finish:: Bare steel
Dimensions: 5/8" bore, 3.9375 OD, 1.4062" center hub height

Jack's Comments:

This is a service stamped steel water pump impeller for the following Ford engines:
289, 289 HP, 302

* Ford originally used a larger cast iron impeller (not available) for the 289 Hipo that was more efficient than this generic stamped steel impeller at high RPM's.