There is nothing like a big nitrous backfire to destroy a perfectly good test motor. This happened after the Internet nitrous guys insisted we subject an LS motor to the same treatment given our ...

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 ...

Despite the fact that the LS guys get all the praise, the modern Hemi is arguably every bit as good, maybe even better. The one thing the two engine families share is that both were blessed with ...

Bowling Green, Kentucky-based aftermarket supplier Holley Performance has unveiled its new Lo-Ram LS intake manifold product line, which was designed specifically for Gen III and Gen IV General Motors ...