Update:
I got a set of Ford Performance LU47 Injectors for free, and also had a Boss 302 intake from my dad's old car laying around and thought I'd do both at the same time. Adjusted tune, started the car hoping for the problem to be gone... NOPE. Still remains. Misfires quite bad up until...
I genuinely appreciate your lengthy reply. And will try to do this test for a leaky injector.
When it comes to "clicking past full", guilty as charged. I've done it a few times. But it's been months now, because I was told by a mechanic the exact thing you're saying, so I stopped. I don't have...
Negative. I turned my car on to go to work one morning and it was running rough. Consistently gotten worse ever since. Only just did plugs and coils last week at 114k miles. But it didn't fix anything unfortunately. At least I know they're done though.
Thanks for the thorough reply. Let me answer everything I can.
My dad has datalogging software on his laptop that we used while we were driving cross country to Florida. It was showing it was running way rich and misfiring like crazy first thing in the morning. The car would always drive worse...
Let me make this brief, but thorough. I have a 2014 Mustang GT/CS that I bought in January 2024. I got it tuned by BAMA a month later, and it has been tuned by them exclusively ever since, and ran fine up until spring of this year. I have all but confirmed by multiple tests that I have a fuel...