This is the Borgeson #999026.  This is a re manufactured Power Steering Box Complete Kit designed to bolt directly into 1965 1966 Ford Mustang Passenger Cars with 200 - 250 Inline Six Cylinder engines.  This kit is for Mustangs that had factory manual steering.  This is the best power steering replacement box on the market.

This Borgeson conversion box is a modern integral power steering gearbox.  The Borgeson integral power steering gearbox provides true modern power steering feel, feedback and a sporty 16:1 ratio.

Note:  This Power Steering Conversion Box will not fit with factory Z-bar clutch linkage.

This kit from Borgeson is complete with everything you need (pump, bracket, pulleys, rag joint, etc.) to complete the installation.