Quote Originally Posted by techinspector1 View Post
I'm sure you're correct Pat, I just wanted him to know that there is another way to get more manifold vacuum.
yep i know BUT they want him to run a stock GM cam with Gm part numbers so there a bigger marine cam 440hp cam and use the roads lifters this may work good but ? the smaller cam should be ok i would try both cams . has alot to do with what RPM he going to be at