Steam tubes in LS engines vent trapped air from the cooling system, prevent hot spots, manage coolant flow, and maintain ...

It’s faster than a Porsche 911 from the same era. And yet, you can snag one for less than the cost of a used Civic.

Back in the early 1990s the Gen II LT1 and LT4 engines powered GM's hottest performance cars, but GM read the tea leaves and knew that this platform would not be able to get them where they would ...

A big reason that the small-block Chevy was so popular with the Bow Tie crowd was because for decades it changed very little, making upgrades and interchangeability easy. The same can be said for the ...

In the first three installments of our Great Crate Update series, we tested a wide range of modifications on our GM Performance Parts (GMPP) LS2 crate engine. After installing two different types of ...

Earlier this year, we began a LS2 testing program at Dan Millen's Livernois Motorsports, one of our favorite Detroit area speed shops. In case you are just tuning in, the LS2 is the amazing, pushrod V ...

Besides cars from the aforementioned GM brands, GM also sold, and continues to sell, the LS3 as a crate engine through ...

In 2005, GM has banished the old 5.7-liter V8 and made it better by adding 0.3-liters and about 50 horsepower. We’ve seen the LS2 engine find a home in the C6 Corvette, give the GTO and SSR a power ...

Here at GM Authority: The Ultimate Independent Destination for all things General Motors, we would like to think that you can stick an LS-motor in anything to improve it, but sometimes people find ...

Oh, misses Miata, how you’ve changed over the years! But your charm and beauty from back in the day are not lost on the motorist who has a passion for drag racing. Weighing in at little more than a ...

Legendary Hollywood actor Paul Newman was nominated for and won numerous awards over his career, including an Academy Award for Best Actor. Alongside his achievements in film, he had a decorated ...