QUESTION:The cam in my 1940 Ford Coupe doesn't make a lot of vacuum. I would like to put power-steering and Hydroboost brakes on the car. My son has an early 2000 Chevy Tahoe with Hydroboost brakes.

Bad brakes is the only reason we would ever consider a cam profile to be too aggressive. Ya see, as the duration and overlap in a cam profile are increased, either because of aggressive lobes with a ...