Steering Pump ID Help......

You can get a core and buy through Rockauto and Cardone will rebuild it for about $60.00.

Below is copied from Rockauto.........
A-1 CARDONE Part # 206115 {w/Reservoir; Reman. Does Not Include Reservoir Cap - OUT OF STOCK - Return and Rebuild Only - By ordering this service you are agreeing to send your original part to the manufacturer to be rebuilt. You will be contacted with directions once the order is placed. For more information please contact Customer Service.}