WANTED: Really lightweight Differential

[Greenpower]

:auto: WANTED: Really lightweight Differential, for use in a racing electric go-kart contraption.
Also, cheaper is better, but seller MUST BE ABLE TO SHIP OVERSEAS!!
Thanks ever so much
Rob

[bigassgokart]

here are some http://www.mfgsupply.com/GoMiniAxlesDiff.html/mv_session_id=jwGtkr9W and they are a little expensive but they are very good :thumbsup: