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 ...

LS engine swaps are all the range, and while there is certainly a case to be made for the power potential of a solid LS-based small-block, the need for complicated electronic fuel injection scares ...

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 ...

Although Vortec engines fall under the "LS" branding, they aren't actually the exact same as more traditional LS engines made by General Motors.