You cannot deny that the LS1 engine is a sweet piece. There probably was never a powerplant, which sat between the fenders of a Pontiac that was so easy to make power with. A simple cam swap and head ...

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 ...

Mike has been an automotive writer since 2007. He’s also the author of a 32,000+ word ebook on the inner workings of cars, suspensions, and engines, with 2 chapters on quick and easy performance ...

For many Chevy enthusiasts, the original small-block will always be carbureted and the modern LS version fuel injected. Never mind the fact that the Gen I powerplant came equipped with mechanical fuel ...

After pulling a 5.3L LS truck engine out of a junkyard, I wanted to find out for myself how easy it was to get it running again. The junkyard guy said that the engine was in fact a 5.3L out of a 2004 ...