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Old 08-02-2007, 10:45 AM   #15 (permalink)
StormsGT
1320 Number of the beast
 
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Join Date: Sep 2004
Location: Hope IN
Posts: 1,161
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Gears,you have to do the gears. I put 3.73's in my old GT,it was an auto. I have 4.10's in the cobra and can say 4.10's are the way to go. I just did a 450 mile trip tuesday in the cobra and got 23.4 MPG. I'm still not sure how,but it did. Running 70 to 75 most of the time,it tachs 2650 at 70. An auto will be more.I'd guess around 2900 at 70. So,if you are on the freeway alot 3.73's maybe more to your likeing.
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[IMG]StormsGT, Should be stormscobra now. #3216 BBK Cold air kit, BBK underdrives, Steeda sub frame connectors,BBK progressive springs,Hurst billet plus shifter,Auto meter shift light,Steeda UCA'sand Lakewood LCA's BBK 62mm T.B.17X9 With 255/40sumitomo HTR Z's,17X10.5 with 315/35 sumitomo HTR Z's or 315/35 BFG G-Force DR's depends on the time of year.Dr. Gas O/R X-pipe and 2 1/2" Flow's with Flowmaster 40's and dumps.FRPP 4.10's.The other toy is a 72' Nova. Small block,4-speed & 10 bolt
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