Grigg is correct. I cleared the entire inside of the old MC and will run the shaft through it so the connection to the pedal is inline with the new booster and MC. Here is a mock up of the shaft through the MC and a pic of the brake pedal connection.

http://i107.photobucket.com/albums/...1-4D69-BDA6-CDBE8FF346B9_zpsjgsbq0uz.jpg

http://i107.photobucket.com/albums/...9-4D0F-9792-801F74C80241_zps0azbftxb.jpg


1956 Chevy School Bus Superior Body
In the Stovebolt Gallery