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Old January 14th, 2008, 10:14 AM   #1 (permalink)
Big Cee
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Join Date: Jan 2008
Location: Memphis ,Tn
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I need some Expert Advise!

I have a 87 cutlass 2-dr that i been had for a while.
I got a 403 with a Th400 tranny,with O.E 2.14 / conventional gears
and I bougt a 85 SS Monte Carlo /sliprear end with3.73 gears
Would my car respond better to the ss rear ,or do i
need to find a lower gear differential?
Is there anyone can Help me out with my drive chain
decision?
Any suggestions on different components
would be a big help?
Thanks!
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Old January 21st, 2008, 12:56 PM   #2 (permalink)
marcar1993
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If you plan on a bit of highway use, go lower,like 3.42's. If it's just a street/track warrior, 3.73's should be fine
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Old January 27th, 2008, 03:14 AM   #3 (permalink)
Big Cee
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If not the 3.73 rear end .What would the best gear for the Th400? And what kind of car can i find the rear end in?
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Old January 27th, 2008, 06:23 AM   #4 (permalink)
88 coupe
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Quote:
Originally Posted by Big Cee View Post
Quote:
Originally Posted by marcar1993 View Post
........ with 3.73 gears ........
go lower,like 3.42 ........
3.42 to 1 is a higher ratio, than 3.73 to 1, not lower.

Norm
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None of us can know what we haven't learned yet .....
........ I saw Norm's "helpful" answer and encouragement as a slam ........
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Old January 27th, 2008, 06:52 PM   #5 (permalink)
J-(Chicago)
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Quote:
Originally Posted by 88 coupe View Post
3.42 to 1 is a higher ratio, than 3.73 to 1, not lower.

Norm
Norm is correct.
1 divided by 3.42 = 0.2924
1 divided by 3.73 = 0.2680

29 is higher than 26
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