yo, im wondering since i cant do my engine swap and ive learned that i could put a new head on and gain some hp, im wondering what head is compatable with a D15B2 and will gain the most HP for my money i can install it myself so labor cost is not needed, i want some major HP out of it.............also what cam should i use? the one out of the head or a new one? and i also wanna know if i can put a DOHC head on my SOHC D15B2 wether its vtec or not