93-94 have the pair system, the pair pushes air into the exhaust system to help heat up the cats quicker and this is done via the exhaust manifolds. you can see where the ports are just by following the hard lines coming off the pair valve. those ports are also the same size as the o2 sensor...
i always used some electrical tape around the joint to keep them from flopping around and dropping a bolt. 1 or 2 wraps is enough to allow it to still flex pretty easy
for the seatbelt theres not really anything that you can do, its doing what its supposed to do. theres a mechanism in the seatbelt assembly that is supposed to lock it if your rolling over. easy fix is to try to pull out a little more seat belt and use something like this to keep the seat belt...
i had the napa eclipse on my truck and had no issues with them for many years, it was way more cost effective even with my price from the dealership and lifetime warrantee. i was working at a dealership at the time and my price was 10% over cost and that would have been the second time replacing...
wouldnt even trust them to do that, they would probably try to pick the truck up by the body and not the frame. seen that before
depending on what the max pressure for the tire is i would recommend going to 40, higher tire pressure will give a little bit better mpg and tire wear but slightly...
rust wise looks good wouldnt worry about that. i would want to know why theres a chain around the exhaust, and it looks like either the trans or t case may have a leak as the case skid plate is looking a little wet. what you circled was just a heat shield dont even worry about that till it...
i would plan on going with a bigger feed wire and breaker then what you need now. one thing on the circuit will turn into 2 then 3 and itll be easier to just do it once. Online Wire Size Calculators & Tables - http://wiresizecalculator.net/ you can calculate out the needed wire size with this
https://forum.ih8mud.com/threads/write-up-toss-the-lspv-and-install-a-manual-proportioning-valve.782430/
theres your delete thread, i kept my abs in the truck and it still worked after the delete. i think most of my posts were on pages 8-9 with p/n for what youll need
you could take it to a welder to have the end of the crack drilled then tig the crack. or try jb weld or something similar to repair it, just clean it really well and scuff it up to allow better adhesion