hey guys so ive been reading up on alot of supercharging ideas with the sc400 and my questions are witch vortech sc will fit the models so i can look it up and think aout priceing a system out. how much psi can you safely run on the stock block. and do you have to upgrade the stock fuel system or are the injectors and fuel pump ok as long as you have a piggy back fuel computer i would think. alos how much power are you guys making that have a vortech SC sc400 with the vvti motor thanks guys for the neebie questions, its just hard to learn everything from other peoples threads thanks agian.