Solved! Easy way to install water seal on wiper pivot assembly

Did you put any gasket sealer on top of the base gaskets?

Yea, I just used the black seal putty per the instruction sheet. A good picture of it is shown in clifcuda65's post (he also had a cool similar way to yours with the tapered idea):

http://www.forabodiesonly.com/mopar/showpost.php?p=1970232391&postcount=3



That's how i did it too, great vid!
Oh, and welcome to FABO!

Thanks Dartnut!