This power steering conversion box brings a re-manufactured GM Delphi 600 integral power steering gearbox to 1955-1957 Chevrolet full-size cars. The Delphi 600 offers true modern power steering feel, feedback, and a sporty 12.7:1 ratio, and bolts directly to the factory mounting location, fitting the stock pitman arm.
Specifications:
- Ratio: 12.7:1
- Gearbox: Re-manufactured GM Delphi 600 integral power steering box
- Input shaft: 18mm Double-D
- Includes adapters for flare or O-ring hose connections
- Bolts to factory mounting location, fits stock pitman arm
- Assembled and tested in the USA
- Part Number: 800105
Vehicle Applications:
- 1955 Chevrolet Bel Air
- 1956 Chevrolet Bel Air
- 1957 Chevrolet Bel Air
- 1955 Chevrolet One-Fifty Series
- 1956 Chevrolet One-Fifty Series
- 1957 Chevrolet One-Fifty Series
- 1955 Chevrolet Two-Ten Series
- 1956 Chevrolet Two-Ten Series
- 1957 Chevrolet Two-Ten Series
Cars with factory power steering will require a drag link adapter, and steering column modifications or an aftermarket steering column are required for installation.
FAQ
What gearbox is this conversion box based on?
A re-manufactured GM Delphi 600 integral power steering gearbox with a 12.7:1 ratio.
What input shaft does this box use?
An 18mm Double-D input shaft.
What hose fittings does this box accept?
The box includes adapters to use either flare or O-ring hose connections.
Does installation require column modification?
Yes, steering column modifications or use of an aftermarket steering column are required for installation.

