Just FYI I did the ZC swap on a 4DR civic 90 and I have to say that :D , well it did pretty good on the track (15.8) @ 93 amd that my friend is not bad. It has a DC header, exhuast, AEM fuel regulator, cam gear & ram air filter, MSD 6A, 2 inch pipe & magnecor cables. And I still have not...