When speaking to Phosty at the weekend he mentioned that there is a tool for removing and replacing the lash adjusters rather than by the screwdriver and crowbar type method.
They are listed by a couple of people on ebay one of which is here
http://cgi.ebay.co.uk/ws/eBayISAPI.d...=STRK:MEWAX:IT
And a video of one in use on the DSM forums here .You can make it yourself but for £10 and to make this job a lot easier seems like a bargain
http://www.dsmtuners.com/forums/arti...oval-tool.html