If you're reading this headline, especially the part about better fuel mileage, and shaking your head, you're not alone. Virtually everyone we spoke to said it just wasn't possible. More than one even ...
Anniversary 427 Big-Block New for 2008, GM Performance Parts re-releases the vaunted ZL1 crate engine. Built off of the original (and restored) tooling, it's as close to the real thing that you can ...
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