Running rich means too much fuel not enough air. Did you get a bank 1 Sensor 1 rich. If you did it's most likely an oxygen sensor, I just had same problem turned out to be downstream oxygen sensorThanks for response. I'll do some More searching on the web for cowl, no junk yards around my area have one. As far as struts go, I'll put them on hold until I figure out why it's running rich.