Most likely you're thinking of the jets in the dirt bike's carburetor.
jet pack is use only for dirt bike
you can jet it by buying better floats or you can take the govenor off . clean out the oil filter!
you do not have to have a dirt bike liscense dumbazz
There is not a single dirt bike sportsman who is credited for inventing dirt bike tricks. A lot of dirt bike riding is freestyle.
No, it is illegal to ride a dirt bike on the street but you can ride it on a trail or dirt bike track.
It's made out of dirt obviously hence the name dirt bike.
depends if you are wearing the protection for a dirt bike that is needed
who was the first dirt bike rider
a racing 2stroke dirt bike
The 110.
A Dirt Bike is considered a vehicle.
does a dirt bike come with keys