Originally Posted by 99SIguy

i have a friend that has an extra manifold laying around, it came off of a b18b... not sure what year, iimagine recent, since it looks like the one i have on my SI now.

Im wanting to take the manifold, and have a large bore throttle body mounted on it, and enlarge the ports, etc... etc... basically build the intake side, make it all nice. Can i do this?

im thinking that the manifold should fit, but im wanting to know if anyone has done this, or is it a straight foward thing?