And as long as you are tearing into the '59 engine, take a look at this
https://www.pontiacsafari.com/L1Gara...ealUpgrade.pdf
article I wrote about upgrading the front seal. If you decide to do it I'm still loaning out my alignment tool ($100 deposit cheerfully returned when I get the tool back, you pay the freight both ways).
If you use it, you will be the 14th "customer" without a complaint yet.