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Re: Rear gear options
online RPM calculators are your friend.
At 70mph, engine RPMs are:
3.23 = 1772
3.73 = 2047
4.10 = 2250
4.88 = 2678
Unless that motor is some kind of special low end powerhouse, 3.73 or 4.10 is probably a better choice.
Or just leave it as is.
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