Originally Posted by Toby
A sbf can be built just as cheap as an ls motor and make comparable power if you know what you are doing. It's just an air pump. The 347 in my car now can be duplicated for around 3k with brand new parts, or less then 2k with used parts and you building it and it made 430 to the tires, got 20+ mpg hwy and drove great.
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Same thing can be done with an LS motor cheaper, and no SBF I've ever owned got the same mileage as any LS I've owned. Which have been a LOT of both
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