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What's the best diff set-up for drag racing?

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Old Jun 5, 2009 | 01:05 PM
  #1  
janrx7's Avatar
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dominican boost junkie
 
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From: Dominican Republic
What's the best diff set-up for drag racing?

I heard a lot of stories about the best differential setup for drag racing:

1- Stock diff with banzai brace.
2- Stock Rx7 turbo 2 (FC) diff. Its suppose to be stronger than an Fd's
3- Kaaz, Cusco Or amemiya diff
4-A Hybird b/w an Rx8 and Rx7 FD diffs.

Which is the best and most realible diff set up for drag. Raced proved.?
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Old Jun 5, 2009 | 05:04 PM
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sk8world's Avatar
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From: Alabama
5. Ford 9 inch! LOL.....

I am still on 100% bone stock equipment. I know its a ticking time bomb. I have years of abuse and well over 200 time slips. Best 60 footer has been a 1.54 on et streets. Thinking I will go with a solid unit once I break..
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Old Jun 5, 2009 | 05:32 PM
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zinx's Avatar
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Originally Posted by sk8world
5. Ford 9 inch! LOL.....

I am still on 100% bone stock equipment. I know its a ticking time bomb. I have years of abuse and well over 200 time slips. Best 60 footer has been a 1.54 on et streets. Thinking I will go with a solid unit once I break..

Thats pretty impressive. I broke an axle the first time i went out on ET streets and then i broke a 300M axle the next year.
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Old Jun 5, 2009 | 10:52 PM
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Busted7's Avatar
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From: Springfield, MO
T11 diff hear best so far 1.52 stock axles with brace!
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Old Jun 6, 2009 | 07:31 AM
  #5  
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From: miami
ford 8.8 irs
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Old Jun 6, 2009 | 07:48 PM
  #6  
janrx7's Avatar
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dominican boost junkie
 
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From: Dominican Republic
in the race class i run, i could not use a ford diff. must be an rx7
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Old Jun 6, 2009 | 08:25 PM
  #7  
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just ask Ernie.. I think he has tested enough and has a proven set up now..
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Old Jun 7, 2009 | 10:24 PM
  #8  
mazda rx2 rotary's Avatar
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From: riverside ca
this one works good
Attached Thumbnails What's the best diff set-up for drag racing?-2024.jpg  
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Old Jun 8, 2009 | 04:43 AM
  #9  
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From: England
Kazz 1.5 way diff here for a 1.42 60ft
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Old Jun 8, 2009 | 07:57 PM
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From: Brandon, MS
I've got a TII in my car with a PFS brace. I'll let you know how it goes when the car is done.
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