That's why Ford switched to rack-and-pinion steering for the Mustang II in 1974. But you can also get the same precise late-model steering for your '65-'70 Mustang with one of the bolt-in kits ...

Rear Trailing Arm Road Race/Autocross Kits * Adjustable or non-adjustable uppers* 1.75x0.120-inch DOM tubing* Red, blue, silver, or black powdercoat finish* Red, blue, or black polyurethane ...

These high-performance control arms also feature double adjustable links to allow length adjustments when installed on the vehicle. “This allows adjustment of the pinion angle and rear axle position ...

Given this, they strive for 2 degrees of pinion angle on a street car. Sometimes people increase the pinion angle to get more bite at the dragstrip, but Currie doesn’t think this is a good idea ...