Yea it prob will make more than 300 but thats what it had in the vl on pump and 20psi now it will have e85 and 30psi so who knows what it will make cheers
My rb30 with a to4z on 22psi makes 300rwks so no way yours makes 280 on 7psi i have too more pistons and a bigger turbo are you sure you don't have a ls1 with those numbers :)
Yea too easy mate make a new custom cover to suit with the other work thats gone into this car thats the easy part so much work money and time to do stuff like this fun fun fun