F 250 2WD Pickup V8-351 5.8L (1982)
Fan Blade: Testing and Inspection
Looseness
Lateral movement can be observed at the fan blade tip under various temperature conditions because of the type bearing used. This movement should
not exceed 1/4 inch (6.5 mm) as measured at the fan tip. If this lateral movement does not exceed specifications, there is no cause for replacement.