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 ...

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 ...