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Mechanically similar, General Motors’ LS and LS-based Vortec engines wound up on almost every branch of the GM family tree: Chevy, Pontiac, GMC, Cadillac, Buick—heck, even Saab, Hummer, and Isuzu got some LS love. Since LS and Vortec engines are so common, they’ve become the go-to performance and swap engines of the modern era. These motors are

Chevrolet said its new 2019 Corvette ZR1 was pretty fast, boasting 755 horsepower and 715 pound-feet of torque from its supercharged 6.2L LT5 engine. Now, there’s a lap record to back it up. The new ZR1 covered the 4.1-mile Grand Course circuit at Virginia International Raceway in a blistering 2:37.25—a production-car lap record. Aside from