Good information here! I guess I'll give Rockauto, Kanter, and Egge a call this week. It would be nice to find a kit- I would like to try to rebuild it myself, but things that have to seal under a little pressure and heat might be better left to the experts!
1948 Ford F4 Flat 6- in pieces with hopes of reassembly
1992 F-250 Custom HD 5.8 4x4
1969 Marquis convertible, 429