More than 20 years after the first Gen III LS1 V8 rolled off the assembly line for the 1997 Corvette, it seems there are LS cylinder heads everywhere, and even more stories that have tested and ...

When we last left our intrepid Iron Maiden in Part III, we pulled down some serious power from an incredibly mild combination of parts. We had the small 5.3L ported heads from our pals at West Coast ...

Here at Super Chevy, we love dyno testing, but that doesn’t change the fact that some components offer greater differences in power enhancement than others. Things like headers, carbs, and roller ...

GM's LS engine is a powerhouse, thanks to great-flowing heads that enable tremendous horsepower and high-rpm performance. But while the LS is becoming a more popular swap choice for earlier, pre-C5 ...