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12.7:1 Quick Ratio Power Steering Gearbox - F-body G-Body A-Body X-Body S10


This is a brand new modern quick ratio power steering box to replace the Saginaw/Delphi 800 series in most 1965 and up GM muscle cars. This all new power steering box has a quick 12.7:1 ratio with firm modern steering feel. The Borgeson Street & Performance power steering box will bolt directly to the stock location and fit to the original power steering pitman arms. Cars switching from manual steering will require a power steering pitman arm. Steering box includes adapters to be able to use either O-ring or flare style hose connections.

**Some vehicles may require some modification of this box to fit the frame rail. 

This new Borgeson steering box uses a ¾”-30 spline input shaft and all pre-1977 cars will require a new rag joint connector #990012.

Fits the following GM vehcile platforms: 1978-1988 G-Body, 1967-1992 F-Body, 1982-1993 S10, 1964-1981 A Body, 1968-1979 X Body. Camaro. Chevelle. Nova.


Input Shaft: 3/4"-30 Spline

Pitman Shaft: 1-1/4" GM with 32 Splines and 4 Master Splines

Pressure Port: M18 X 1.5 O-Ring or 11/16"-18 Flare, if using included flare inserts

Return Port: M16 X 1.5 O-Ring or 5/8"-18 Flare, if using included flare inserts

Maximum Pressure: 1450 PSI Maximum Operating Pressure, 1100-1250 Optimal

Flow Rate: 2.5-3.0 GPM Flow Rate Recommended