I put on new standard ignition injectors a couple weeks ago. Also put in a new upstream o2 sensor but it's walker brand and I've heard if it's not mopar or ntk/ngk it's trash. I unplugged the new sensor and ran to see if that was it, but it didn't really change the issue, I feel like that'd do...
Oil filter only had a little bit of metal dust in it, like very fine sand and not a whole lot. Could only see after pressing out the oil between two towels and looking.
To try to figure out if it was lifters causing the issues I ran it very shortly on a thicker oil to see if that would change...
I've avoided that so far because I wanted to trust the crate engine and the good oil pressure readings, but that'll be close to next on my list. Thanks!
So a little over 4 years ago I was a senior in high school with a horrible case of piston slap on my first car - my 2000 XJ 4.0. I decided it would be a great learning experience, and cost about as much as buying a new old car to replace the engine. I took it apart, got a crate remanufactured...