ok i m trying to make a strange thig work here lol

i have a 1989 base n/a rx7 and i just bought a s5 tII almost complete motor but no elcetronics( boost sensor,ecu wiring harness etc.) but i just bought a couple days ago was a 1987 tII parts car. A friend and i are swaping all the s4 components onto my new s5 motor (saving the s4 for later lol) im using a 1987 tII wiring harness in my 1989 s5 base. now is where it gets tricky i need to find a good wiring diagram so i can cut and splice my tII harness to fit in my n/a car its the 2 connectors that are up inside my dash that will have to be plugged in . if anyone could please help mefind a diagram or somthing would be amazing awesome



thanks

luke