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Old 08-06-2012, 03:11 PM   #1
chevy355
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Join Date: Jul 2011
Location: martville.ny
Posts: 18
Question 454 mileage

i found a 454 at the local pick and pull in a '89 suburban. i know they like there gas but i was curious what kind of gas mileage i would get with a 454 carb,nv4500 trans,4.10 ratio, and 33 inch tire?
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Matt
1986 chevy K10 355, sm465/np208, 14FF/dana 44
1984 chevy K20 350, th400/np208, 14SF/10 bolt
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