im no expert by any measure, im having problems of my own at at this time. but here is my take on your questions.
1. good, you will be glad you did.
2. yes, but why not run your
FEL off of your rear remotes? you likely wont use the
FEL and the rear remotes at the same time anyway.
3. here, there is more information here than i can digest. lots of good reading, just do a search on any subject.
4. no clue on this one. i just blow out the lines with air.
5. knowing you dont know is showing good judgement. if questions come up as you do your project just post up.
6. yes, ag. skid steer, poppet, and on and on. ag are the cheapest and most common. most all farm equiptment uses ag
link to QDs:
https://www.surpluscenter.com/sort.a...c&keyword=HFQC
somebody that can really answer your questions will be along soon. these are just my ideas, your gas mileage may vary.....al
i see JJ has posted as i was typing. he is one of many that know their stuff!