Checked mine today.Took out air box,took off oil filter.1" open ended spanner,spark plug socket,24mm socket.2 new copper washers and some gasket goo.pulled it out and found the screen had allready been removed.So put it back together.roughly an hour taking my time and no leaks.A big THANK YOU to all you guys for a very informative forum.I have learnt so much from this site about xr6 turbo's.