Not all of these are unreasonable ideas but some are a little out there.
drill or jackhammer - used to break apart rock like crazy but you will create a shit tone of noise and you need low grade fuel.
chainsaw - goes threw wood like crazy. makes a crazy amount of noise and need slow grade fuel.
Binoculars - for scouting
Pig Headdress - pigs drop skulls and you can craft a hallowed out pig mask.
bear headdress - bears drop skulls and you can craft a skinned headdress. http://i.imgur.com/kSAoBOr.jpg
Wooden mask - Tribal mask for the naked with spears and shit.
A fucking crown - leaders of groups can make there claim with a shitty scrap metal crown.
Human Skull Headdress - we need to something with these skulls http://i.imgur.com/r4ISPWj.jpg
bicycle - I’ve heard talk of cars but there should be a bike too.
horses - won’t happen but i can dream