Price check on 4 items

Hello,
I would like a price check on the four following items.
Thank you in advance

bump up thread

#1 still pretty good market i think probably 75-100k
#2 not sure (personally i would salvage 20.20 and 30 hp mods)
#3 not sure
#4 merch

I am in no way a market guru...so feel free to wait for others to respond