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After removing throttle body where it connects to plenum, there is a hole going from the top of plenum too bottom of plenum where the throttle body connects. About an inch inside the plenum. Should this hole be there? This is a 1995 f150 5.0 with over 200000 miles. I noticed this while tearing down to replace fuel injectors. After removing throttle body I noticed just about an inch inside the plenum there is a hole going from the top of plenum into the bottom. Puzzled because the hole looks very ragged and uneven. Should this hole be there? Photo of hole in top portion of plenum #2 #3 #4 #5 #6
hole in plenum
