I just had to replace my pertronix ignitor in my 53, the module which is rived on came loose, pertronix will replace free of charge.

https://sites.google.com/site/bluejaygarage/home
53 half ton http://s159.photobucket.com/user/sworden73/library/?sort=3&start=all&page=1
72 Nova SS sold
75 Corvette
52 Chevy Styleline Coupe