An Ecotec motor can go as high as you could imagine if you have two things, money, and time. You would have to massively modify the motor in order to achieve that much horsepower, and by then, idk if you could call it an ecotec after that
My girlfriends uncle is a GM tech that works in the R&D department and he's the one that told me that. So did my instructors at school that are all a part of the GM ASEP program. I'm pretty sure that they know what they're talking about
Gotta remember that its it s such fine deatails getting 1400 hp into a small 4 cylinder..you have to have the whole block blue printed, layed out and everything up to the lil tubes that squirt the oil into the motor redone to handle that
Mod's So Far: AEM CAI, C.A. Header, 2.50 Magnaflow Catback Exhaust , ZZP Catless Downpipe, DC Carbon Strut Bar, Dropped on Progress Springs. Tinted, Fully Debadged, Custom front SS bumper,2 Audiobahn 10" w/JL amp, Lower Billett Grille, Sengen 18 x 8 rims wrapped in Capitol Sport UHP 225/40/18.