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Old 02-17-2009, 05:00 PM
  #5  
TheYellaBrick
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RACING JUNKIE
 
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Join Date: Mar 2008
Location: Emmett, Idaho
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It's going to be very hard to find any aftermarket 3.91's for that early 8 3/4 case. Possibly a factory pickup rear end would have that shorter gear but it'll be used and weaker.
Be better to scare up a 742/489 punkin'.
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