Well actually it seems quite a bit of you dont really know what you are talking about, especially that site. The 92-96 prelude had a f22a1. The 92-96 prelude si had a h23a1. and the 92-96 prelude si vtec had an h22a1. The other guy about the 94-95 accord was right though. And no usdm f-series is dual overhead cam.