F 350 4WD Pickup V8-460 7.5L (1984)
Ball Joint: Specifications
Ball Joint, Upper
Lower Ball Joint ............................................................................................................................................................................................... 90-110 ft-lbs
Upper Ball Joint ............................................................................................................................................................................................... 100 ft-lbs [1]
[1] 100 ft-lbs MINIMUM, advance the Upper Ball Joint nut to the next castellation, and install new cotter pin.