There's no denying the popularity of GM's line of LS engines and their many variants. And onof the most prevalent, and popular, would be the 5.3L LM7 Vortec. There are hundreds of thousands of these ...

In previous issues we talked about the GM 5.3 engines and how they are abundantly available. Recently, we have been hearing more talk about the smaller version of the LS family known as the 4.8. Now ...

Editor Steven Rupp traced a line in the sand; "What's the cheapest LS swap you could do?" It was a challenge we had to accept. Spending money is easy. The simple route for an LS swap is to just plunk ...

While the 5.3L LS4 V8 was the first car engine to feature Active Fuel Management (cylinder deactivation) technology, it was not Flex Fuel capable and did not have variable valve timing. As mentioned, ...