Originally Posted by dan0617
Not defending Vortech over Maggie or turbo but 12 psi on a 6.2 engine is ALOT more air moved and compressed than 8 or 9 psi. Also if your cam isn't stock then IAT's will be lower, all else the same. I'd bet the Maggie at 12 psi and stock cam would be at or over 160 on a 1/4 mile pass.
I haven't been able to try 13psi for the whole run as I am having trouble with the boost controller plus traction is a big problem even with full slicks.
BTW, this is with a 416ci with a cam. As far as air being moved goes it should be moving more than a stock 6.2L at same 8-9 psi.