Quote Originally Posted by valvebounce
Thats what I was thinking. I'm making 7psi from the instant the pedal touches the floor, so I've chosen a low vacuum power valve so It's not opening under light loads. It's very difficult to accelerate without making any boost at all. If I'm very gentle with the pedal, the best I can manage is zero vacuum/boost on the gauge.
I don't see how a power valve could even be used in your situation, it would always be open.