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On Sat, 2004-05-22 at 16:36, Daniel Baum wrote: > > Yes. I have this adapter. It's "L" shaped, and screws into the oil cooler > boss. The pressure switch screws into it and faces backwards, as you say. > > >This adaptor connects with a sort of > > "banjo" fitting that uses copper washers on each side. > > I'm not sure what a banjo fitting is. Mine is screwed into the boss of the > oil cooler and has no washers. On top of the adapter there is a hex-bolt > shape that allows it to be tightened with a wrench, but I don't want to > overtighten it. The leak, which seems very small, is coming from between > the adapter and the oil cooler. You can see a small trickle going down the > side of the boss. This is why I asked whether I am missing a gasket or > washer there. > That bolt that holds the block should be hollow, with some cross holes that line up with the hole in the block. There should be a thin copper washer between the head of the bolt, and the block, and between the block and the cooler. If these aren't there, this is the source of your leak. You might even be able to make something in a pinch from soft copper sheet. -- Russ Wolfe '71 FB AT '66 FB MT '65 T1 (not running) russw@classicvw.org http://www.classicvw.org ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org