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Registered
Join Date: Jun 2009
Posts: 2
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another elec gremlin
the tach in my 75 911s is 1000 rpms off is there a sensor or relay that regulates this?
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Registered
Join Date: Sep 2005
Location: NY, NY
Posts: 285
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Tach troubles
Bob, nice meeting you last Saturday at Watkins Glen. You mentioned that you had posted this issue, so I figured we'd resurrect it and see what solution could be found.
I think that if you were going to get it repaired, that North Hollywood would be your best bet. But first, you mentioned that the tach shows about 1200 RPM higher than it should? Can you confirm? Has it always been like this? When did you first notice it? There are no other electrical gremlins? What type of ignition system do you have? Is the car stock in that respect? I forgot to look when I saw your car last weekend. Here is a post on compatibility of tach's that John Cramer/Grady Clay/Warren Hall and other posted good info on. Then this thread was linked, and it refers to tach troubles .. Searching for "tach troubles" unearths (excuse the pun) these threads. Look at them and see if any are relevant to your situation. Pelican Parts Technical BBS - Search Results
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72T Sepia, Irish delivery car ; '16 Cayenne Gone ... 73E Targa - Grey/Beige ; '90 964 C2 - Samtrotmetallic (Gina, the Lipstick Lollobrigida) |
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Registered
Join Date: Sep 2005
Location: NY, NY
Posts: 285
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nice car bob ....
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72T Sepia, Irish delivery car ; '16 Cayenne Gone ... 73E Targa - Grey/Beige ; '90 964 C2 - Samtrotmetallic (Gina, the Lipstick Lollobrigida) |
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muck-raker
Join Date: Jan 2009
Location: Coastal PNW
Posts: 3,059
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wow, really nice car...love the color combo.
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STONE '88 Cabriolet, using EP Slick 20w50 partial synthetic Snake Oil...just as Rommel intended. ![]() Deny Everything; Admit Nothing; and Always Make Counter-accusations ![]() |
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