Among the advantages of these engines are factory aluminum heads, lightweight composite intakes and in some cases aluminum blocks. Many, such as the 5.3L (RPO LM7) have a cast-iron block with aluminum ...

When we last left Modern Mouse, our in-house 5.3 LS dyno mule, we had just run a Zex perimeter plate nitrous system on the now 383-cube stroker. For those who don't remember, the Modern Mouse series ...

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 ...

Craig Poust goes by the nickname of Just InSane for a number of reasons. However, the main reason happens to be his LS engine swaps. For instance, he swapped out the original engine in a 1983 Porsche ...

Let's face it: The little guys never get the love. Case in point, the 4.8L LR-4 or LY2. Everyone wants a 7.0L, 6.2L or at least 6.0L LS engine powering their trucks and muscle cars. Worst case ...

Over the years, General Motors has employed several eight-cylinder engine designs ranging from the inline "Straight-8" to the current LT1 V8. However, many agree that the small-block LS engines were ...