1933 Packard 8; 3 plugs?

Posted by RussBees On 2015/1/24 10:23:16

We have 3 plugs, 1 each on the crankcase, the transmission, and the timing chain case. Since all 3 plugs are of the same size which of the 3 should have a 1" + size tube attached to it? The plug with the tube currently is on the inspection hole of the timing chain case. Thanks ALL.