right i got the valve out today it was total loss £80 for a new one ,the matrix had beed leaking for a long time at some point ,an had beed rad weld fixed it was so full of thick orange gunge an in a bad way so a replacement new item is on its way,i was told to get the front up as high as poss by other folk too so il do that next time,so far iv put coil overs all round lowered by a lot,proper m3 rims m3 tri stitched steering weel ,new roof,angel eyes hella oe ,poly bushes,smoked crystal tail lights,323i engine 320 manual box an axel ,stainless headers,drilled an groved discs all round an a new screen ,to do list is ,hard top ,fit my m3 rear spoiler,m3 front bumper ,rear diffuser m3,an a decat stainless exhaust ,an a respray same colour ,boston green mmm,an oe m3 mirrors,il post some pics