A few months ago, we hatched a plan to test every intake manifold for the LS3 engine that we could get our hands on. Given the popularity of the rectangular-port LS3 configuration, it was only natural ...

In our last installment, we stripped Scarlett, our '72 coupe project car, down to the firewall, inside and out. So began the LS conversion that will ultimately replace her conventional small-block ...

Just in case you aren’t up on current events in the LS community, there seems to be a divide wedged firmly between cathedral port and rectangular port enthusiasts. For those unfamiliar with the terms, ...