But most engine builders aren't like Bill Mitchell. For the past 35 years, he's made a business out of acting on the what if thoughts that pop into his brain, and that's led his Long Island, New ...

Jack Baruth at Road & Track has taken a deep dive into Motus’ small block LS-based V4 engine and the possibilities of such a powertrain—and boy, are the possibilities endless. For the uninitiated, ...

* Common bolt patterns for items like the timing cover, rear cover, oil pan, front engine accessory drive systems, and valve covers (except the early perimeter bolt heads) The new firing order of ...

General Motors began using LS V8 engines in its muscle car lineup in 1997 with the introduction of the 5.7-liter LS1, the first of its third-generation small block design. That first iteration, used ...