cheers guys the mk1 is engineless at the mo (again) spat a rod and wrecked a very good new engine , a tad gutted ! a new one is going in for the summers track days and im going to build another 16v for next year . already have a allstage head and newman 272/272 cams /omex 600 / and throttle bodies . got a block and other bits just need to get round to building it .