Got Some Questions About 4.10s

GreyMach

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Mar 21, 2005
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Does anyone have a 99 cobra with 4.10s? if so what kind of rpms are you at on the highway,and did gas mileage change drastically after the install.My buddy wants to know becuase he wants to get 4.10s for his 99 cobra.


Thanks, Tyler.
 

lemosley01

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4.30s and no, my gas mileage has not changed noticeably. It seems like I might be getting better mileage, but it doesn't seem to be any worse than before.
 

paulk

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Mar 11, 2005
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boston
Yea i'm curious too, with 4.30's What is the MPH you can go in

1st gear
2nd
3rd
4th

before having the need to shift
 

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