cobra ecu

Selling my stock ECU out of an 03 Cobra. SOLD

So after much google searching with no luck to my specific issue, I turn to you guys. So here is the low down... Last year swapped a 99 cobra 4V in my 00GT. Swapped motor, engine harness, and ecu into my car. Ever since the swap I have not had a working speedo (all other gauges work fine). Ive...