4.8L Engine

The LS engine design has incredible potential, but once you start bolting on big superchargers, an aluminum block just can't contain all of that power. These iron LS blocks have all of the same potential, but their cast iron construction is capable of...

4.8 LS engines are the mighty max of the LS family. Don't rule them out because they have the least displacement.  Hot Rod Magazine was able to squeeze 1,200 HP out of a junkyard motor with stock internals and cheap turbos, RELIABLY!! The article is...