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Gears recommendations for my 1990 5.0 Automatic?

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Old Feb 18, 2007 | 07:40 PM
  #1  
JCar793's Avatar
JCar793
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Default Gears recommendations for my 1990 5.0 Automatic?

I currently have a 1990 5.0 Automatic. I will soon be upgrading the gears in my car. I've been doing some readign and found mixed opinions on whether I should buy 3.55, 3.73, 3.90, or 4.10. I'll be using my car for street driving and racing, so my takeoff will be very important. I will be doing minimal highway driving. Also, I only drive this car like 4-6 months outta the year. The 4-6 months I do drive it, it is mostly at night on on the weekends and stuff. Based on this information, what size gears do ya'll recommend??
Old Feb 18, 2007 | 07:44 PM
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93 LX FiveO's Avatar
93 LX FiveO
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Default RE: Gears for my 1990 5.0 Automatic?

anything but 4.10's will be wasting ur money
Old Feb 18, 2007 | 07:48 PM
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Default RE: Gears for my 1990 5.0 Automatic?

Definately 4.10's. I went from 2.73's to 4.10's in my '92 with an AOD and the 4.10's really woke the car up.
Old Feb 18, 2007 | 07:52 PM
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Default RE: Gears for my 1990 5.0 Automatic?

why would the 4.10 be a waste of money?
Old Feb 18, 2007 | 08:07 PM
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Default RE: Gears for my 1990 5.0 Automatic?

93 lx 50 is saying that anything less than 410s is a waste. This is of course an opinion though.
Old Feb 18, 2007 | 08:13 PM
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Default RE: Gears for my 1990 5.0 Automatic?

mustangman, whats ur opinion?
Old Feb 18, 2007 | 08:32 PM
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Default RE: Gears for my 1990 5.0 Automatic?

4.10's FTW!!!!
Old Feb 18, 2007 | 08:34 PM
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Default RE: Gears for my 1990 5.0 Automatic?

i say 3.90 , that just cause i have em.
Old Feb 18, 2007 | 08:35 PM
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Default RE: Gears for my 1990 5.0 Automatic?

ORIGINAL: 86 GT 5.0

4.10's FTW!!!!
+1, i think that's what most of the people here will say.
Old Feb 18, 2007 | 08:46 PM
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Default RE: Gears for my 1990 5.0 Automatic?

and if you didn't put a trans cooler in the carfor the heat and you most likely have cut the transmission's life by 25-35%
ORIGINAL: PJB

Definately 4.10's. I went from 2.73's to 4.10's in my '92 with an AOD and the 4.10's really woke the car up.



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