there is no usdm zc only jdm 88-91 has a black top and the bolts on the valve cover are around the out side and it will go right in all you need is a 88-89 integra dizzy and a dohc zc intake you can use a 88-89 teg you can use a zc,d16a6,88-89 teg throttle body they are all the same and you can use a zc ex manfold or D16a6
you can use a 88-89 teg pg7,dohc zc pm7, sohc zc ?, d16a6 ecu pm6 (jdm have speed limiters at 115) the 88-89 red lines at 7600 rpms best thing to do is chip a pm6