Explorer 2WD V6-245 4.0L SOHC VIN E EFI (1997)
Valve: Testing and Inspection
Stem to Guide Clearance
NOTE: Valve stem diameter must be within specification before checking valve stem to valve guide clearance.
1. Install Valve Stem Clearance Tool on the valve stem and install a suitable Dial Indicator with Bracketry. Lower the valve until Valve Stem
Clearance Tool contacts the upper surface of the valve guide.
2. Move Valve Stem Clearance Tool toward the dial indicator and zero Dial Indicator with Bracketry. Move Valve Stem Clearance Tool away from
Dial Indicator with Bracketry and note the reading. The reading will be double the valve stem to valve guide clearance. Valves with oversize stems
will need to be installed if out of specification.