Quote:
Originally Posted by flatjack9
i'm running about 2300 rpm at 70 mph. Get around 20 mpg on the highway.
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I have no overheating problem cus I just got the engine fired up. But in a 32 Roadster with 281cu in 59AB and 3.27 rear end gears I calculate 2700 RPM at 70. Is that to many RPMs. Tires are 28 1/2 diameter