No
you can ride a dirt bike at any age
no
No.
no
yea
No. Dirt bikes are usually not road registered (although it can be done) so there is no need for any paperwork to sell a dirt bike.
i wanna a 50cc dirt bike
No
probably
no, but you do need one for a dirt bike you have to have id though to buy one and be over 18
You do not normally have to register a dirt bike! But you can call the local DMV or Tag office and be sure. Good Luck
you can us the frame of an electric dirt bike or a real dirt bike. you can get them cheap on Craigslist with no motor an just put a lawn mower or go cart engine in it. just need a welder and some pipe.