F 250 2WD Pickup V8-7.3L DSL (1990)
Valve Clearance: Specifications
4.9L/6-300........................................................................................................................................................................................................ .125-.175 inch
5.0L/V8-302..................................................................................................................................................................................................... .096-.165 inch
5.8L/V8-351..................................................................................................................................................................................................... .123-.173 inch
7.5L/V8-460..................................................................................................................................................................................................... .100-.150 inch
On engines with hydraulic lifters, clearance specified is at valve stem tip with lifter collapsed.