I think the only major was the thread for the oil sensor. I see an adaptor for sale to use older block with newer sensor for a 2011+ wiring.
https://dirtyhookerdiesel.com/i-24077462-dhd-007-1700-classic-block-oil-pressure-sensor-adapter-fits-2011-sensor.html
You can also go the other way too...
My personal Phone is on T mobile and I have been happy after switching from Sprint when they started screwing existing customers and bending over backwards to get New customers. customer service seems much better than previous carriers.
Have Verizon for work, I strongly Dislike the I-Phone...
For whatever reason the LML seem to fetch a Premium but I don't know why. Supposedly a stronger casting from what I am told.
I wouldn't pass up an LBZ/LMM block though.
I guess it depends on what your doing with it.
Put the hood on it and square up the sheet metal. That fender brace on the fire wall could be bent as well as a few other things. That should give you a better picture of what's going on.
I Just got back from Spain. Wish I had more time to explore. But it was a work thing. They did take care of us though and we did get to do some exploring.
Might be the Fuel Rail Pressure sensor sub harness connector. The sensor is at the end of the right rail. It has a small pigtail harness that connects to the main harness.
It's worked well for me. As with any of these cleaners, you have to Neutralize it after wards by flushing it real good with water to prevent it from oxidizing the aluminum. It supposed to be Bio Degradable too...