The FIRST thing you would need to do is convert the dx to si ,and then to SiR
Do you have the b16 ecu? Check this website it tells you how to convert your dx to si,after you do this (or whom ever) you run 4 wires,2 to the oil pressure switch,1 to the 2ndary o2,and finally the vtec.............http;//hybrid-perf.org/tech/sohc.html