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Classic Mustang Four Link Suspension Pinion Angle

Pinion angle is crucial to safe and vibration-free operation. Adjust pinion angle to 3 1/2 degrees per Heidt's instructions.
Installing A Four-Link Suspension On A Classic Mustang - Missing Link

Pinion angle is crucial to safe and vibration-free operation. Adjust pinion angle to 3 1/2 degrees per Heidt's instructions.  View Related Article