batteries tend to be cheap. I bought a 3 pack for like 10 bucks on ebay. memory is also cheap if you have a card slot. processing power is the real kicker with my old phone. even if I updated the OS I'm stuck with the old, arthritic chip.
all depends on what you put in the bed, but an LED light string on either wide can work better than a single cab light. you could always do both later on.
when you say "up" does that mean the swing arm is at 2 or 3 oclock or straight up vertical?
have you bleed the rears using the MJ-specific factory procedure? Follow the link in my signature to find it.
the key here is luck. it's not really desirable in any way but possibly to someone down on the luck with a bad 2wd peugeot who can't find or afford an AX-15 swap. also they need to be close since no one is going to pay shipping for it. but there's no cost in advertising it for sale maybe you'll get lucky!
I made little sculptures out of the gears of mine (but mine grenaded so it had less value than yours)