Changes

A '''motorcycle''', or motorbike, is a [[single-track]], two-wheeled motor vehicle powered by an [[engine]].

A '''motorcycle''' (also known as a '''motorbike''' or simply '''bike''') is a [[single-track]], two-wheeled motor vehicle. Motorcycles come in wide variety of styles and designs depending on their intended use, which may range from recreational usage to a daily commute.

In many poorer nations, Motorcycles are the main form of transportation, as they are cheaper to purchase and run than larger vehicles.  

In many poorer nations, motorcycles are the main form of motorized transportation, as they are cheaper to purchase, operate, and maintain than a larger vehicles.  

==Fuel efficiency==

==Fuel efficiency==

Many standard 4-stroke motorcycles get 55 miles or better to the gallon, but require regular maintenance similar to most automobiles. 2 stroke motorcycles, however produce much more pollution, can achieve great mileages, over even 100-170 mpg. Their rudimentary design achieves twice the power, but are less refined than four strokes.

Many standard 4-stroke motorcycles get 55 miles or better to the gallon, but require regular maintenance similar to most automobiles. 2 stroke motorcycles, however produce much more pollution, can achieve great mileages, over even 100-170 mpg. Their rudimentary design achieves twice the power, but are less refined than four strokes.

== Types of Motorcycle ==

==Types of Motorcycle==

Most motorbikes can be put into one of three categories:

Most motorbikes can be put into one of three categories: