Quote:
Originally Posted by Nitebird
My car has the factory original 9 inch booster that has been rebuilt. Will the smaller booster be a factor in not being able to maintain good vacuum for the 4 wheel disc brakes with that cam?
|
Not a problem. I run the same setup and get vacuum reading at idle of 13.5-14 Hg.
474 - 4speed with 9" booster 4 disc
SD Performance 290cfm Kaufman heads, 10.3:1
OF spec. cam
1.65 rockers