Quote:
Originally Posted by scrapmetalart
what kind of gas mileage do you experience?
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Average 12-13 MPG. I've built trucks with 3.73 and 700r4 overdrives and never got over 14 with a very mild small block. Hence the reason I just save my money and use turbo 350s and those old 3.08 rearends that no one wants. I think without going to EFI, around 14 is about all one of these old bricks is gonna get.