Posted by Bill Krosnicki on January 27, 2012 at 19:56:36 from (50.33.226.67):
In Reply to: F-20 valves posted by Bob M on January 27, 2012 at 17:55:54:
I doubt that the valves are too long...
Which direction do you run out of adjustment? I wouldn't take the engine apart again. If the valves are too high you might try grinding a little off to get the right clearance. Another possibility could be if you used one of the newer style thinner head gaskets, it will affect valve adjustment. I compensated by placing washers (all the same thickness) under the rocker arm pedestals.
Also, there is a possibility you have dirt in the tappets that could be causing you to bottom out the adjusting bolts.
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