Brakes, Suspension & Steering
I have a 69 SS with a Vortec 383 stoker, carbureted. Cam specs are Lunati Hydraulic Roller 227/234 @ .50. I've been checking my vacuum to see if my engine can run a brake booster as I'm getting ready for a front disk brake conversion.
I want to know if 12-15 in. Hg is typical for this cam size...