In its infinite wisdom, Chevy saw fit to design the LS3/L92 LS heads as a direct bolt-on for the early cathedral-port motors, at least those with sufficient bore size. The LS3 motors featured a 4.065 ...
Like most ideas, this one started out with a simple statement: "Hey, let's test a few LS heads." From that innocent phrase came what would become the granddaddy of all LS cylinder head tests. Sure, we ...