Nothing says hot rodding like dipping into the stock parts bin at GM, mixing and matching OEM components, and coming out the other side with almost 50 extra rear wheel horsepower and OE reliability.

Mechanically similar, General Motors’ LS and Vortec engines were the fruits that got ripe on just about every branch of the company’s family tree. And, since they are so common, they’ve become the ...

Yeah, we know "LS swap the world!"—but, seriously, in stock form the LS engine isn't very attractive, and its LT cousins are even worse. Hey, GM was trying to churn out a high-performance engineering ...