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Torsion Bar

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Did you know that a steering box has a torsion-bar spring like those found under an IFS chevy only much smaller? The torsion bar determines the feel of the steering-a skinny flexible torsion bar will have a soft feel, whereas a thicker bar will have a heavier feel. The torsion bar is a coupler between the steering wheel and the sector shaft that turns the wheels, and as you turn the steering wheel the torsion bar twists.

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