Jeremy McGrath was one of the earliest well known riders.
Today Travis Pastrana, James Stewart, Ricky Carmichael, & Chad Reed are all very popular.
In WMA (Women's Motocross Assoc.) Ashley Foliek won this past years championship (BTW she is Deaf). Type in her name on YouTube and watch her ride. She's SICK!
Honda, Kawasaki, and Yamaha are the top three dirt bike motorcycle manufacturers in the world of motocross. A Honda is often recommended for new riders who have decided to take up riding as a hobby.
Most likely you're thinking of the jets in the dirt bike's carburetor.
The most powerful dirt bike is the Honda CRF 450,It's power is rediculous!
One of the most popular mountain bike magazine is "Mountain Bike." Other favorites that discuss all types of biking are "Dirt Rag Magazine," and "Bike Magazine."
That depends on what you are using it for. Obviously, if you are dirt biking, you should use a dirt bike, and otherwise use a street bike. Start out with what you are going to use the most - dirt (freestyle) or street racing.
the one you maintain the most
50cc dirt bike may be available at a bike specialist store, but very unlikely. Most 50cc dirt bike are seen online for purchase only. For example eBay and Amazon.
Most vin numbers are located on the right side if the head tube.
Scott and Cannondale!
James Stewart
get a new pipe
a 110cc dirt bike is just like a 50cc just a tiny bit bigger and is probaly 50mph at the most