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5.0L (1979-1995) Mustang Technical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.

3.55 vs 3.73

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Old 02-06-2007, 02:11 AM
  #1  
stupidaso06
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Default 3.55 vs 3.73
why is it that the 3.55's seem to be more expensive than the 3.73? Arnt the 3.73 the way to go for 5-speeds? What do you all think?
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Old 02-06-2007, 02:50 AM
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94ford5liter
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Default RE: 3.55 vs 3.73
With a 5 speed go with 3.73s or 4.10s. 3.73s= only 2600 rpm at 80mph in 5th. 4.10s= 2800-2900rpm at 80mph in 5th
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Old 02-06-2007, 11:18 AM
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bouchermb
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Default RE: 3.55 vs 3.73
3.55's are good if you have an SC.
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Old 02-06-2007, 11:31 AM
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FivePointOhh
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Default RE: 3.55 vs 3.73
if you have an sc or turbo are 3.73 too quick? like you'll have to shift to fast or what? i plan on goin sts turbo down the road or a kenne bell
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Old 02-06-2007, 11:41 AM
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ruger311
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Default RE: 3.55 vs 3.73
3.55s with boost, 3.73s with nitrous or N/A
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Old 02-06-2007, 12:49 PM
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88BlueGT
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Default RE: 3.55 vs 3.73
I would go atleast 3.73's... I dont believe in anything lower unless like posted above your boosting it. I plan on running a h/c/i w/ a charger w/ 3.90's biatch!
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Old 02-06-2007, 01:06 PM
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bouchermb
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Default RE: 3.55 vs 3.73
Agreed. 355's with boost, 3.73's or 3.90's NA
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