Finally in the U.S.

[rct25]

Comet Kart Sales has the Airo XR 50

http://www.cometkartsales.com/store/engine/aixro.htm

Roberto :D

and no, there is no class for it yet......and it will probably take couple years to have one.

[MPIGP - Phillip Gordon]

Now they just need to add a 6 speed gearbox :4: