I need some help on building this motor. I want to go b20vtec. using a b16 head. I want it to be an all motor setup. I want to hit the 12's with this setup. Now i need help here guys. Can u tell me what to buy. like what compression pistons. do i need to bore out the block, head, whatever , and how much if so . I need info on everything i need to build this motor to hit the 12's. thanks