Originally Posted by weegaz22

depends on year model etc, whether its vtec at all, i know honda did non vtec 2.3's, but i thing the best performing was the H23a, was about 200bhp, they also did a f23 engine variation related to the f20 but think that was somewhere around the 150bhp area

both are 16v engines, although, there are some vtec engines like the 1.5 vtec-e (d15 iirc)motor that will run 8v till a certain RPM then switch to 16v mode, but thats an economy focused vtec, not for maximising performance