Honda is working on a fuel injected two stroke. I miss my old 03 CR 250, it would be cool to see them come back! I think the it had more top end the my 450.
http://www.gizmag.com/honda-two-stroke-with-fuel-injection-patent-filing/38529/
http://www.gizmag.com/honda-two-stroke-with-fuel-injection-patent-filing/38529/