Originally Posted by poorboy44

you're way off on that one man. you can take a fully built, ported and polished ls head and it will barely outflow a stock b-series vtec head. then once you boost it, "its alot easier to blow air through a large tube then it is thru a straw". even thoe you're forcing air into the cylinders, if the head can only alow x amount of air in, thats all thats going in.