F 150 2WD Pickup V8-351 5.8L (1986)
6. Place the parking brake pedal in the fully released position, then check the slack in the parking brake two rear cables.
The cables should be tight enough to provide full application of the rear brake shoes, when the parking brake lever or foot pedal is placed in the
fully applied position, yet loose enough to ensure complete release of the brake shoes when the lever is in the released position.