Topic: Mystery holes


Mudflap    -- 09-13-2018 @ 7:39 PM
  What are the two 3/8 fine thread holes on the lower left side on a ‘41 ford intake manifold? It looks like little orifices in the bottom of the holes, about a quarter way down.


ford38v8    -- 09-13-2018 @ 10:04 PM
  They are vacuum holes. One for the distributor, one for the windshield wiper.

Alan


Mudflap    -- 09-14-2018 @ 5:23 AM
  Thanks Alan, makes perfect sense.


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