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need speedo help

Old Jan 20, 2010 | 03:57 PM
  #1  
racing8up's Avatar
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Joined: Jan 2010
Posts: 35
Cool need speedo help

hi all this site is cool i needed paint help and got it the first 10 minuts of being on here my other problem is my car 84 cutlass calais had a overdrive trans from the factory and i put in a 350 turbo and now my speedo is way fast how do i correct this thanks
Old Jan 20, 2010 | 04:08 PM
  #2  
1969w3155's Avatar
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Joined: Aug 2009
Posts: 9,481
From: Muskegon, Mi.
You will have to replace to speedometer driven gear in your trans, where the speedo cable goes into the case. Try here: www.speedometersolutions.com
Old Jan 20, 2010 | 10:54 PM
  #3  
svnt442's Avatar
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Posts: 4,293
From: Palm Bay, FL
Depending on what the rear gears are you MAY need to change both the drive and driven gears in the trans.
Old Jan 21, 2010 | 05:02 AM
  #4  
Oldsguy's Avatar
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Joined: May 2004
Posts: 10,359
From: Rural Waxahachie Texas
Welcome to CO. Glad you are getting some help.
Old Jan 21, 2010 | 07:26 AM
  #5  
joe_padavano's Avatar
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Joined: Mar 2007
Posts: 50,803
From: Northern VA
Here's another source for speedo gears:

http://www.transmissioncenter.net/sp...n_______va.htm
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