also some b60 thermostats have threaded holes to help with extraction , and some dont the ones that dont can be a bugger to get out !!on my b60 thermostat would not come out and yes i did try everthing , ended up getting new housing new thermostst gaskets etc
i got letter from imps verifying that ferret was what i said it was up to local dvla office filled in forms showed insurance etc , 2 weeks later man from the ministry came round had a look 2 weeks later docs came thru including v5 ,tax disc and letter enabling you to get no plates made up
local tyre fitters in fact just dropped another flat tire to them today on the last one breaking the bead was a bugger , got them to fit new inner tubes as well .
there is a product called, micro mesh, designed for cleaning aircraft perspex or lexan etc works pretty well.,google it and you will get all the links u need. having just read adrians post micro mesh has now been mentioned twice, must be good!!!