4-stroke MX mini's

[Midhigh]

any insite into when the development of a quality 4-stroke MXer for the 85cc class will be developed?

 

[Red Rider 53]

Take a look at the CRF170 forum.;)

 

[mxer842]

yamaha has developed one but is waiting for the AMA to develop a displacement rule before further R&D is invested.