The good thing here is at VA Speed you'll get a real number - not some inflated tricked up HP number. The bad thing is at VA Speed you'll get a real number - not some inflated tricked up HP number.
I think alot of people take as gospel the numbers puked out by some shops using all kinds of dyno tricks or flat out manipulating the results. On LS1tech there are more than a few "happy" dyno's. Great as a sales tool and for "dyno racing" but little else.