Ask Away! with Jeff Smith: How Much Power Can I Make By Adding Ported Vortec Heads to My SBC Engine?

You did a tech answer around two years ago which was about adding a set of Vortec heads to a small-block Chevy. How much of a horsepower gain could you […]

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Ask Away! with Jeff Smith: The Science Behind Low-Compression Engines

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Pit Stop: Run Modern Heads on an Old 11:1 LT-1 Short-Block

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Ask Away! with Jeff Smith: The Great 5.3L Truck LS Swap Debate