at 70mph in top gear, just a guess... your 4.11's will run way more than 3500rpm
my 3.73's, 15" tire, TH350, runs about -+4500rpm at 70mph
my speedo is out of whack so that's just a rough guestimate... if you want hiway cruisin go 2.92 - 3.08
traffic light to traffic light stay with your 4.11
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70 BB clone, 70 kawi H1, 85 RZ500RN, 06 subaru impreza
Last edited by bolly; 10-23-2011 at 06:42 PM.
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