When does "just a little bit more" become too much of a good thing? The answer is that it occurs a lot sooner than most hot-rodders think. We're not sure when it happened, but at some point an engine ...

General Motors introduced the 5.3-liter Vortec V8 back in 1999 and kept it in production for 15 years. Over that time, it became one of the most popular small-block engines in GM's lineup, offering ...

Thanks to the stroker upgrade in part three, Modern Mouse was thumping out some serious power and torque. Our series began by subjecting the 5.3L to cylinder heads, cams, and an LSXR intake manifold.