Re: 1939 packard six

Posted by Owen_Dyneto On 2011/12/17 11:53:05

The threads on the end that goes into the block are not normal rolled threads. You thread the stud in until you run out of thread, and that seats the end face of the stud against the block for a liquid-tight fit. I'd still use Permatex #4 or equivalent just to be sure.