1977 Buick Quadrajet (or Edelbrock, Holley, etc) Vacuum Line help.

[pontiacgp]

what is the carb number?

 

[Bonnewagon]

Yes, post the number. Then clean it up but DON"T CHANGE ANYTHING! In fact, I would test it out as is, Dad probably kept it clean and stored it well, may fire right up. Then rebuild if you need to.