Quote Originally Posted by corey30349
somone said that gsr has two stages of vtec so it would be better to get b16 so it pulls all the way threw
lolol, butterfly's in the intake manifold is not VTEC

First, what's the purpose of the build? Second, what's the buget?

The B18c5 [ITR] head is a mildly ported version of the B16 head. Your weak point on this setup, whether a B16 or GS-R head, is the B20 block... what do you plan on doing to it before even putting the head on?