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Old 03-14-2017, 10:42 AM   #341
TJ's Chevy
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Join Date: Mar 2013
Location: Southern Oregon
Posts: 10,384
Re: 1964 GMC 1500 "crustine" semi- build.

Quote:
Originally Posted by 66Submarine View Post
What's your mileage been? My POS with the mild 350 has been getting around 12 recently. Hoping the carb swap I did today will help...although I've also been driving kind of agressively and running 70+ pretty frequently with 4.10 gears and no OD...lol
I get 10 in town, lotta stopping and going. When cruising I get around 12-13. I never push the v6 past 2400 rpm when cruising so I'm stuck around 53 mph. With an OD the mileage would be better.
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1966 Chevy C10 "Project Two Tone" http://67-72chevytrucks.com/vboard/s...d.php?t=596643
1964 GMC "Crustine" semi-build:http://67-72chevytrucks.com/vboard/s...d.php?t=665056
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