Ford Transit 2002 Owner's Manual page 394

6. Determine the shim thickness required.
Shim thickness required = thickness of
currently installed shim + the measured
valve clearance - the required valve
clearance.
For additional information, refer to
Specifications
7. Install the correct shim.
8. Remove the special tool.
9. Check the valve clearance after adjustment is
complete.
10. Install the valve cover.
For additional information, refer to
in this section.
http://vnx.su
in this section.
Valve Cover