Styrsnäcka servo Power Steering Box,670,1955-1957

The 500 series steering box has a 3/4 in.-30 spline input. This steering box requires modifications like cutting and welding to the steering column for installation. Please check headers for clearance before ordering. Pressure side threads are 11/16-18 in. inverted flare and the return side threads are 5/8-18 in. inverted flare.

Classic Performance 500 Series power steering boxes are the only boxes on the market today manufactured with one-piece housing and all-new parts and retaining the factory pitman arm. They have been factory-tested to ensure quality and reliability. The Classic Performance 500 Series power steering boxes feature a 14:1 ratio that provides superior directional control and road feedback, as well as a more stable feel to the driver. Their open-center, rotary-type valve provides smooth operation throughout the steering range. The integrated mounting cast-in bosses eliminate the need for external brackets and shims. Designed to fit original or aftermarket steering columns, Classic Performance 500 Series power steering boxes will provide your vehicle with the performance steering that you have been searching for.