The procedure is too lengthy and detailed to write here and the site is unable to upload any photos. The best bet is to rent, borrow or buy a commercially available manual that give you this step-by-step procedure OR do an internet search for a Honda owners/enthusiasts site using key phrases entered into a search engine.
4.2 Quarts. But 4 is fine.
If they are platinum plugs, should be every 95,000 to 100,000 miles.
4.6 L engine with filter change should hold 4.5L of oil.
No
ya
NO they will not interchange.
no it is not
NO it will not. Not even close.
4-6thousand pounds
local junkyard, dealer, exc.
The LS1 was not a 350... and what was your question again..?
Yes it will