Quote:
Originally Posted by factorystock
GMC V6 1/2 tons came with a 3.07 rear standard, would think it would do ok in the gas mileage dept. '67 Chevy came with a 3.73 standard.
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You’re kind of correct but not completely. Gear ratio was determined by engine size transmission type and if it was a 10/20/30.
Also 7 miles to the gallon at $5.00 per gal. now days is not OK gas mileage to me but back in 67 I guess it would have been ok……..