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Thank you

Just picked up a truck for my wife, its got a gen1 swap with a 4r70w behind it.
paperwork says its a mustang crate engine.
mainly wanted to see if it was already tuned, it still has the factory...

Sorry Bill, I was wrong, she did not go lean, so I did a second pull stayed where it was supposed to be, bank 2 was going lean at the end, but I think it when I was getting out it, cause the other...

Here are 2 idle logs, just finished installing the boss mani again. going to take it for a pull so I can log it, but every time it idles like this, goes lean up top, somehow its related.
I don't...

She went lean again... driving me crazy

Thank you, I'll update you later if it doesn't rain.

towards the end is where I was able to get on it, did 3rd and 4th, went very lean

Sorry to bring this back, I'm new and was having issues with a gen3 mani, thought it was the intake, tested on a friends car, intake seem fine, thought it was the tune, tuner says is fine, behaved as...