ok guys i think i got it figured out ok i have a 90 dx and i have a D16 .i can still use the harrness in my car now from what i understand the p28 should plug right in .ok i just need to run wires for the resistor box for the injectors run wires for the o2 sensor swap the two wires for the Cylinder position sensor and run a wire for vtec and shazzzzam done right