I'm very new to the Ae86! But after looking over my 85 gts I'm seeing the harness has seen better days And the previous owner didn't some jankie wiring! I need to know what harness I can buy to replace.. I'm
Not even sure that its the stock motor or not?

Numbering on my ecu is: 89661 – 12090

Motor pic don't know if this can help or not:


Any help is appreciated!!