Originally Posted by
GVK.
Rule of thumb is if you stick a bar of boost (15psi) up an NA engine it basically doubles the output.
So for your 300hp V8 it becomes 600hp, working back from 15psi to 5psi you should see a 100hp gain, 10psi 200hp gain. That's my understanding anyway.
thatd be great if it is as thats what im after.
question is will a 10.5 cr engine run 5 psi boost on optimax ?