Mileage numbers on my truck here;
hdrams.com
Gasser fuel economy
Just got back from the gas station after 300 miles or so yesterday. I'm guessing about 20% around town and the rest interstate at 70 mph. This tank was 14.9 hand calc'd and the first was 15 even. That's about 1 mpg better than my last 2500 with a 392 and 3.73s. And about 1.5 mpg better than...
hdrams.com