Dave W. Picking your brain a bit. Have you ever tuned with the WBO2 in a less than ideal location? Like tailpipe or "test-pipe" .
The reason I'm asking is that I'm trying to find what the...

Is there an ideal location in the exhaust to place the wide band O2 sensor?
Is there a less than ideal place?
The easy place it seems would be at the cat-delete, "test pipe".
If the wide band O2...

Karl Ellwein here. Looks like a perfect forum for guys and gals who want to learn more about EFI tuning. That's me. I want to and need to learn more. I have been tuning my own GM LT1 motors over...