ok i have been looking around and i purched a defi egt gauge to put in my 89 TII rx7. i have a few modes like 3" tid, 3.5" exhaust, emission removal, rewired walbro 255, safc 2, stock injectors and stcok ecu. i was wondering what location is recomened for the best results for my egt gauge. my guage is in F so what degrees should i look for in the best location.