Everyone loves LS swaps, and the most common LS mill on the planet is the 5.3L Vortec LS variant found in millions of GM trucks and SUVs. As a result of this huge supply, the prices on these pull-out ...

Here's a question from a reader about adding power to a GM TBI engine. The principle is pretty much the same with any speed-density fuel-injection system, so check out engine guru Jeff Smith's answer ...

Except for changes in engines and techniques, this is the same story that HOT ROD has been publishing for 75 years. This story never gets old because it's constantly evolving and improving the process ...