Originally Posted by
totalimmortal
Am I missing something?? Boost gauge on N/A??? A/F off of factory 02 sensor??
Where did N/A come into this thread? Consider it just a vacuum gauge on an N/A...
And, yes, the A/F would be wired to the factory O2. It's not very accurate, but that's what this gauge is designed for.
You are missing something.

h: