We build a 427-inch LSX engine with an iron block and Chevrolet Racing high-compression COPO pistons to make 661 hp on Westech Performance’s Superflow dyno.

In this tech article CAR CRAFT continues our LS stroker engine build by testing two different camshafts and four different cylinder heads on the 404ci small-block - Car Craft Magazine ...

An engine compression test kit consists of a pressure gauge and an assortment of hoses and fittings so that the gauge can be connected to the spark plug holes on each of an engine's cylinders. To ...

While an engine compression tester may not be the most common tool in a mechanic's garage, they can be very useful, especially for older cars.

If you're about to jump into the world of turbo-charging your engine, there are a few important things to consider before ...

Check out the build and dyno numbers of world Products' Warhawk LS Engine in Super Chevy Magazine.

The LS engine series offers everything we knew and loved about the original and made it not only more powerful, but lighter and more environmentally friendly to boot. As much as we loved the Gen 1 ...

Stock Junkyard LS. Richard Holdener Holdener took a stock, flat-top 5.3-liter LS and put it on an engine dyno to find a baseline power rating.

The LS and Vortec engines are well-known to be under the hood of GM models, but there are key differences between them. Here's what you need to know.