The ex-NASCAR 374-inch small-block rocks an aluminum GM bowtie block with bores punched out to 4.125 inches. When combined with the 3.500-inch Callies Magnum forged crank and Ultra Billet H-beam ...

As the saying goes, “Horsepower sells cars, but torque wins races.” It’s true, engines are all about torque, and horsepower is just math based on that torque number and rpm. But it’s about more than ...