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posi rear end

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New User

May 10, 2009, 4:43 PM

Post #1 of 2 (1470 views)
posi rear end Sign In

 I have an 84 buick regal with a 350 chevy motor i want 2 put a posi on it 3.42 or 3.73, should i put a whole rear end on or change the differential, which is cheaper?
Also do know what rear ends match up? Please help!Smile

Tom Greenleaf
Ultimate Carjunky / Moderator
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May 10, 2009, 5:42 PM

Post #2 of 2 (1469 views)
Re: posi rear end Sign In

If you must do this get a crossover for the entire differential from a salvage yard. I suggest don't touch it at all but do what you want. Speedo will be off and that will be an issue on it's own,


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