From: Dave Darling [darling@simlab.arc.nasa.gov] Sent: Wednesday, May 12, 1999 5:01 PM To: wayne@pelicanparts.com Subject: Re: OK, next question >Date: Wed, 12 May 1999 17:00:49 -0700 >To: "Patrick Gehring" >From: Dave Darling >Subject: Re: OK, next question >Cc: >Bcc: >X-Attachments: > >> Thanks for the tips -- especially the one on stuffing the sensor wire >>inside the deep drive socket. > > BTW, another option is to cut a slice up the side of the socket >and let the wire out through that. > >>Theres more to the story. I found out >>yesterday why I couldn't find the hole for the head temp sensor. The heads >>were swithced around so that it sits above the # 2 cyllinder. The car runs >>fine this way and so I just drilled a new access hole for it. You mentioned >>that I may need to use a heli-coil... Well, the hole for the sensor is not >>only stripped, but there is no evidence of threads ever being there and it >>is too small for the sensor. > > That is really really strange. Are you sure you are looking at the >correct boss on the head? > Oh, it's also possible that you have two left-side heads, or that >VW didn't drill and tap the boss in a replacement head. Or you have a head >from a different car as you suggest. > >>I know that all 914's use the same sensor so >>I'm thinking either I have a head from perhaps a carbuerated 1.8 or else I >>have the wrong sensor. I ordered it locally using the part number from the >>Auto Atlanta catalog. My plan is to drill the hole out to fit this sensor >>and then put in a bigger heli-coil. What do you think about this? > > As long as you're sure you've got the right spot, it sounds fine to >me. The bottoming version of the helicoil kit might cost a bit, though. >It's M10 by 1.5 (???). I forget the pitch, but I'm pretty sure it's M10. >Of course, you can always use a nut to check it. Sorry, I'm rambling. > The only problem with doing as you suggest is that you have to run >the wire from the sensor over to the connection on the harness. Not a huge >hassle, just something to remember. And one more connector to get dirty or >otherwise flakey... > >--DD > Dave Darling 74 914 2.0 (decapitated) darling@simlab.arc.nasa.gov "OFF WITH ITS HEADS!"