The big event this weekend is the Mark Ellis Motorsport Woodbridge Stages:
http://woodbridgestages.co.uk
http://chelmsfordmc.co.uk/Entry/MEMWS12/EntryList.php

Lots of members are competing, organising and marshalling.

Main event live results:
http://www.mcsrallyresults.co.uk/2012%20MEMWS.html

Junior event results:
http://www.mcsrallyresults.co.uk/2012%20MEMJWS.html

Also on Sunday is the Sevenoaks MC Autosolo at North Weald, with a good number of CMC competitors:
http://www.sevenoaksmotorclub.com