Ford Ranger Maintaince And Repair Manual page 469

Remove the valve seal from the guide. Some gentle prying or pliers may help to remove
7. Position the head to allow access for withdrawing the valve.
Cylinder heads that have seen a lot of miles and/or abuse may have mushroomed the valve lock grove
and/or tip, causing difficulty in removal of the valve. If this has happened, use a metal file to carefully
remove the high spots around the lock grooves and/or tip. Only file it enough to allow removal.
8. Remove the valve from the cylinder head.
All aluminum and some cast iron heads will have these valve spring shims. Remove all of them
9. If equipped, remove the valve spring shim. A small magnetic tool or screwdriver will aid in removal.
10. Repeat Steps 3 though 9 until all of the valves have been removed.
DISASSEMBLY
HOW TO USE THIS BOOK
stubborn ones
as well
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