I'd go ecs if I did it over again probably....but I really do like the vortech...it's probably gonna take a buttload of boost (more than I would recommend without methanol) or a cam to get your goal though.
2014 GMC CC Z71, 2009 C6 vette (672/639 at the wheel and less than 3300lbs)
2010 Camaro 2ss/rs---SOLD 4/15/14
-654whp with a few cosmetic things, Pfadt suspension, Vortech, CircleD, GPI ss3 vvt bump stick, gears, stuff in between,18" TSW N'rings for drag duty, 20" Forgestar F14s for street.
rhino@ Gwatney Chevrolet/GPI Jacksonville AR
TCAudio in Benton AR