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> Oil temp taco plate leaking problem
rivs914
post Mar 24 2021, 08:22 PM
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Hi all,

I have recently replaced gaskets, oil temp sensor and the "taco" plate on my '73 1.7. My central console temp gage was not working.

Now, not only the temp gage still not working, but I am facing a major oil leak which appears to be coming from the sensor wire rubber boot on the taco plate.

I took care to properly install the components ("red" oring, paper gasket and "crush washer" on the 2 retaining hex bolts) in addition to tightening them well as spec.

Before I attempt to retry this experience (I will need to drop engine oil again!), wondering what could be the problem:

1- for the temp gage still not working...
2- for the bad leak I noticed...

I heard that the sensor must fit the gage... I don't know if I have the correct part number.

Also, wondering if the sensor threaded coupling welded on the taco plate is supposed to be oil proof? There are only a few welds and so I assume that the oil can seep between the threaded part and the plate and escape through the boot.... My theory.

Thank you very much for your thought and comments!
Sebastien

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914werke
post Mar 28 2021, 12:34 PM
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QUOTE(GregAmy @ Mar 27 2021, 03:26 PM) *
Thanks, Rich.
Any chance you offer one that's just a block off? Race car doesn't measure oil temp there. I could easily use the upper plate and just plug the hole with a bolt...but it won't look as spiffy.

I do offer as an option the plate alone. HERE
Typically offered for the owner with the issue this thread addresses. (IMG:style_emoticons/default/headbang.gif)
They can use their OE sender & just replace the "Taco" plate & cover.
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GregAmy
post Mar 28 2021, 02:34 PM
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THanks, Rich. That's still machined with the threads for a sensor, yes? I was curious if I could just get a flate plate, no hole for sendor.

No biggie, that one will do the same function -- with a bolt in it.
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Posts in this topic
rivs914   Oil temp taco plate leaking problem   Mar 24 2021, 08:22 PM
davesprinkle   This is a common leak point. A poor design from P...   Mar 24 2021, 09:44 PM
ndfrigi   I will be waiting for the solution on this since m...   Mar 24 2021, 09:53 PM
Billy Bumpsteer   Is it not 039101287 ? https://content.eu.porsch...   Mar 25 2021, 02:50 AM
FlacaProductions   Is it not 039101287 ? https://content.eu.porsc...   Mar 25 2021, 10:37 AM
Jonathan Livesay   [quote name='Billy Bumpsteer' post='2902547' date...   Mar 25 2021, 10:46 AM
FlacaProductions   [quote name='Billy Bumpsteer' post='2902547' dat...   Mar 25 2021, 11:29 AM
davesprinkle   Is it not 039101287 ? https://content.eu.porsc...   Mar 25 2021, 11:48 AM
914Sixer   I though my sensor plate was leaking, so I got a n...   Mar 25 2021, 06:04 AM
Mark Henry   Most of the time it leaks because someone has stri...   Mar 25 2021, 06:34 AM
GregAmy   It *is* a terrible design. The outer o-ring likely...   Mar 25 2021, 07:46 AM
rivs914   Thank you all, good to know that I am not alone wi...   Mar 25 2021, 07:53 PM
davesprinkle   Thank you all, good to know that I am not alone w...   Mar 26 2021, 07:06 PM
jcd914   The oil temp sender threads into the plate from th...   Mar 25 2021, 11:44 PM
saigon71   If your not concerned about originality, just repl...   Mar 27 2021, 07:34 AM
GregAmy   If your not concerned about originality, just rep...   Mar 27 2021, 07:49 AM
saigon71   If your not concerned about originality, just re...   Mar 27 2021, 08:37 AM
GregAmy   ;) Ah, ok it's Rich. http://www.914world.com...   Mar 27 2021, 08:46 AM
914werke   Not really any further than the OE unit with cover...   Mar 27 2021, 09:25 AM
GregAmy   Thanks, Rich. Any chance you offer one that's...   Mar 27 2021, 04:26 PM
914werke   Thanks, Rich. Any chance you offer one that's...   Mar 28 2021, 12:34 PM
GregAmy   THanks, Rich. That's still machined with the t...   Mar 28 2021, 02:34 PM
jcd914   Most type 4 engines have just a steel plate with n...   Mar 28 2021, 05:14 PM
914werke   @GregAmy It is. Jim :agree: In fact IIRC the ...   Mar 28 2021, 09:26 PM


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