Featured Videos: The Fastest Underbone Circuit Race Bikes on the Planet

The Fastest Underbone Circuit Race Bikes on the planet can be found in the
Malaysian Cubprix.

Cool Finds from youtube

Check out the 2 stroke Underbone Race.


Now Check out the 4 stroke race
( Check out the nerve-wracking bike bash battle for 1st in the final laps )


All I can say is Malaysian Underbone Circuit Race Bikes are super fast.