boost

I was watching a dyno test video the other day with a couple of cam swaps on a supercharged LS3. On the first test, a slightly bigger cam showed more power with the same boost. On the last cam—and the biggest one—the power went up again but the boost went down. Shouldn’t the power go

Can you ever have too much of a good thing? In the case of boost, the answer is a resounding yes. As we told you in Blower Basics (Part 1), boost is the amount of air pressure created by your supercharger and is the result of a combination of factors: engine displacement, blower displacement, and