500+ hp from a junkyard 4.8L Vortec LS? Yep, and it's easier than you think. Sure, new crate engines are great if you have the cash, but there millions of engine possibilities sitting in junkyards all ...

If you are looking for a LS-series engine to build, the Vortec-series 5.3L is arguably the best choice for the dollar. The 5.3L debuted in 1999 as the base engine for the Silverado and Sierra truck ...