Diesel engines, for all their rugged usefulness, can be tremendously polluting. They produce more NOx — nitrogen oxides-based emissions – than gasoline-fed cars, as well as more particulates, aka soot ...

General Motors' LS crate engine is a series of popular V8 engines (and recently V6 engines) that punch well above their weight class. While these motors are small, they can deliver far more ...

Released in the 2005 model year, the LS2 V8 is part of the fourth generation of GM's small-block architecture, building on a lineage started in 1955. While the LS2 retained a few main characteristics ...

A modified GM LS2 V-8 in the bay of a muscle car. - JoshBryan/Shutterstock There's no shortage of canon behind the GM LS series of V-8s. When the LS1 debuted in the fifth-generation Chevy Corvette in ...