This video shows the Quadrajet base plate rebuild and assembly. The primary bushings are installed with custom drill bit, bronze bushings and all new throttle blade screws.
Items used in this video available from www.quadrajetpower.com
Primary shaft bushing kit, drill bit, bronze bushings, screws
BBKIT: https://bit.ly/2WUmwPh
Primary shaft bushing drill bit
PSdrillbit: https://bit.ly/2Bw73gP
Primary shaft Bronze bushings and screws
BBS: https://bit.ly/2ZY8s95
Throttle Blade screws, 10 pack
48913: https://bit.ly/2CMsV8c
Bulk Throttle Blade screws
https://bit.ly/2ZZkhfr