No matter how many times we test them, it still amazes us how easy it is to make power with GM's LS series of engines. Even something as ordinary as a high-mileage 5.3L will respond to boost, and do ...

Some people swear up and down that eBay parts are a cheap, quick path to mechanical woe and suffering, but automotive test guru Richard Holdener isn’t one of them. In fact, after torture-testing this ...

The Pontiac 301 Turbo engine was available in the 1980 and 1981 Pontiac Firebirds. While most were installed in the Trans Am, some can be found in the Firebird Formula. The 301 Turbo engine story is ...

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, ...

The fourth-generation Cutlass Supreme embodies the Malaise Era’s drought of exciting cars. Oldsmobile even offered a V8 diesel back then, a mill that suffers from woeful reliability issues and poor ...

Engine swaps open up a lot of possibilities for project car builders. One of the most common engine swaps to see is the LS swap, with everyone from drift car builders to drag racers opting to use GM's ...

Gas Monkey Garage (GSG) has pulled the wraps off its latest creation: a fully customized, twin-turbo LS-powered GMC Sierra known simply as “The Black Truck.” The folks at GSG unveiled their ...

COMP Cams has released a new upgrade camshaft kit designed specifically for iron block General Motors 4.8L LS V8 engines running an aftermarket turbocharged setup. COMP Cams says its new Stage 2 LST ...

I'm going to come out here, right now, as an LS swap hater. They're boring, over-done, and just downright uncreative. Oh, you wanted more power, so you added displacement? From the same engine ...

Few engines boast a festival named in their honor, and the LS is one such engine. Introduced two decades ago in the Corvette, this powerplant has come a long way since the 1997 model year thanks to ...

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 ...