Borgeson 999020 Power Steering Conversion Kit is a complete manual-to-power steering conversion kit designed primarily for classic Ford Mustangs. It replaces factory manual steering with a modern integral power steering system for improved drivability and steering response. 

Vehicle Fitment

Compatible with:

• 1965–1966 Ford Mustang

• Engines: 289 / 302 / 351W Small-Block V8

Additional notes:

• Also fits some 1967 Mustangs with 1″ sector shaft (requires 2-groove crank pulley). 

• Not compatible with factory Z-bar clutch linkage. 

Key Features

• Converts factory manual steering → modern power steering 

• 14:1 quick ratio steering for faster response 

• Direct bolt-on installation — no modifications required 

• Modern integral gearbox design with improved feel and feedback 

• Uses stock mounting locations and stock pitman arm 

• Eliminates leaks from old control-valve systems 

Technical Specifications

• Part Number: 999020 

• Ratio: 14:1 

• Turns lock-to-lock: ~3.5 

• Gearbox: New or reman integral unit (varies source description) 

• Weight: ~50 lb 

• Packaged Size: approx. 369 × 318 × 1156 mm 

• Warranty: about 3 years (manufacturer listing) 

Performance Benefits

• Easier steering at low speeds and parking 

• More precise and sporty steering feel 

• Maintains classic appearance while improving drivability 

• Modern steering feel without rack-and-pinion conversion 

Installation Notes

• Requires 2-row V-belt crank pulley for proper fitment 

• Designed to bolt directly to factory mounts 

• Professional installation recommended for classic cars