Honda Dio

Engine Capacity - 55cc 2-valve 2-stroke air-cooled
Fuel Capacity - 3.0 litres
Weight - 50 kg
Year Built - 1995 onwards
Max speed - 55 kph
A very small, very light and ultra cheap bike that take's fuel economy to new ground.
It's somewhat out-of-fashion being a two-stroke but it's ultra-minimalist engine, practical storage capacity (under the seat) and lack of complex parts keep it in-sight and available. It's easy to use and good at short-range shopping trips, the man-portable weight allows it to be . Engine is prone to over-heating (no water-cooling) on journey's longer than 15 minutes at a time and it's 'sightseeing' top- speed makes speedy
Not the most common of small bikes, but most mechanics should be able to strip down and fix anything wrong with it (which isn't much as the engine only weighs 10 kilo's!).