The LS6 is a high-output variant of the GM 5.7L LS1 engine and is found in the C5 Corvette Z06 and Cadillac CTS-V. This category is dedicated to LS6 engine and covers everything from LS1 vs LS6 comparisons to camshaft upgrade guides. We’re always creating new content for the legendary LS engine, so be sure to check back for more in the future.
The five best LS swap cars for 2024 include the Jeep Wrangler (YJ & TJ), the Nissan 240sx (1989–1998), General Motors G-Body (1978–1988) and F-Body (1967–2002), and the FoxBody-era Ford Mustang (1979–1993). There are hundreds of different vehicles that enthusiasts have thrown an LS-V8 engine inside, but I’ve found these are some of the most…
What is an “LS swap.” For the past few decades, the idea of the LS swap, or putting a GM LS engine inside a car or truck that did not have one stock, has been gaining huge amounts of popularity. Not only are LS engines incredibly reliable and durable, but they are also very plentiful…
The LS6 engine powered the C5 Z06 Corvette and the CTS-V. With the C5’s being popular track and street cars, there is a ton of aftermarket support for these engines. And fortunately, there are some easy bolt-on modifications that can push you right up to the 500hp limit of the factory internals. In this guide…
The third generation of General Motors’ small-block V8 engine was one of the most iconic, with the 5.7L LS1 and LS6 engines leading the way. One of the best ways to improve power and performance on the LS1 and LS6 engines is through an intake manifold upgrade. Aftermarket intake manifolds will have a larger volume…
Racers have long considered the LS6 engine one of the top American V8s from the early 2000s. Chevrolet used it inside their high performance C5 Corvette Z06, and Cadillac put it in their CTS-V. Depending on the year, the engine makes 385–405 horsepower and nearly equivalent torque. A 5.7L naturally aspirated V8, the LS6 engine…
In recent years, the financial markets have been anything but predictable. Case in point, the absolute bonkers current used car market. Used cars with higher mileage and more years are actually selling for more now than they did three years ago. In many cases, cars just one or two years old are as expensive as…
Ever since Chevy put the LS6 inside the C5 Z06 Corvette, it has been a popular power plant for high horsepower builds. The robust 5.7L V8 makes 385-405 horsepower and 385-400 lb-ft of torque from the factory. Yet, anyone who has ever driven one will tell you they are begging for more. One of the…
Since its debut in the late 1990s, GM’s LS series of small block V8 engines has enthralled and fascinated performance enthusiasts. The LS1 came out first, in 1997, and GM quickly followed it up in 2001 with the high-performance LS6 variant. Both engines are incredibly similar, with GM giving the LS6 a few tasteful upgrades…
GM’s LS6 engine is built off of the LS1 – which was known to have a few weak points and problems. It did however get a number of upgrades to the heads, intake manifold, block, and a number of other smaller components. So the question is, is the LS6 more reliable? Fortunately, all of these…
Producing 405hp and 400lb-ft. of torque, the LS6 was pretty stout from the factory for it’s time. However, for us American Muscle folks looking for more power, a traditional cold air intake system might be on your mind. While these LS6 engines can handle a ton of power they aren’t quite as easily modified as…
