Ken :
Unless I slipped a digit on the calculator, I get 17.3 mph per 1000 rpm for
a 3.89 drive and 175/70-13 tires. Gives 4040 rpm at 70 mph, which agrees
pretty well with what you posted before.
Randall
On Tuesday, July 13, 1999 4:32 PM, Shapiro - Kenneth J.
[SMTP:kshapiro@umd5.umd.edu] wrote:
>
>
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> Thanks to those who responded the other day when I thought my tires
> were causing some high RPMs...they weren't. Anyway, I have a
> 3.89 final drive on my non-overdrive car. What's the MPH per
> 1,000 RPM I should expect in fourth gear?
>
> BTW...I've owned Lotus, Corvette, Porsche, Miata...this GT6
> is more of a smile to drive than I imagined! With its headers
> and Monza free flow four pipe exhaust, the howl is intoxicating!
>
> ken
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