ok i have a couple rex's sittin around the house, 5 but who's counting. I already know what i'm doing to the si b16b type r show car but the hf is a race car everybody knows that.The only problem is i dont know which motor to go with, remember race car reduce weight I have a bunch of sohc vtec and non-vtec motors sittin around but i dont know what's the cheapest way to run 12's b,d,h,k series help?