While some Gen IV engines do use cathedral port cylinder heads, pretty much all are of the later, LS6 design. By 2009, cathedral port use was mostly restricted to just the 5.3L engines while all but ...

More and more companies are supporting LS swaps with motor mount plates, engine management, headers, and fuel systems. Needless to say, the LS swap is no longer exotic. One thing that is typically ...

There was a time when many 4WD enthusiasts were afraid of electronic fuel injection (EFI) on engines, preferring the “relative simplicity” of a carbureted engine that could be run in a pinch with ...

If you've ever dreamt of doing an LS-engine swap into your hot rod, then you've probably had nightmares of giant ECUs and sensors trying to eat you or big scary oil pans hiding under your bed. The LS ...

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 ...

Although Vortec engines fall under the "LS" branding, they aren't actually the exact same as more traditional LS engines made by General Motors.

Over the years, General Motors has employed several eight-cylinder engine designs ranging from the inline "Straight-8" to the current LT1 V8. However, many agree that the small-block LS engines were ...

Back in 1955, General Motors gave birth to one of America's most iconic engines, the Chevy small-block V8. Among these, the LS series, also known as the third and fourth generations of small block V8, ...

GM's LS engine has been swapped into all sorts of cars. Now some enthusiasts are swapping them into airplanes, though with plenty of modifications.