Project Groundhog, Part 2: Buttoning things up with the installation of heads, valvetrain, and intake on our rescued 2005-era Chevy LS truck engine. When we left Project Groundhog at the end ofPART 1, ...
Most Chevy truck enthusiasts know that improving the flow of air into the engine and reducing backpressure are sure ways to make some power. But believe it or not, this process is not as simple as it ...