Modern internal combustion engines are under a lot of stress during normal operation. In particular, there's a lot of tension between the cylinder head and the engine block, especially in diesel ...

Lexus is synonymous with reliability, but these five engines prove that even the best make mistakes. See which ones suffer from oil sludge and leaks.

As the first of the rectangle-port cylinder heads that subsequently came through the years (i.e. LS3, L92), the LS7 cylinder head still reigns supreme as the best-flowing two-valve production ...

It's the natural order for things to progress over time, but often you need to look to the past in order to build the future. The RSX heads on the new 1,004-hp ZZ632 big-block Chevy crate engine are a ...

These 3-cylinder engines have proven themselves in Hondas, BMWs, Toyotas, and even Koenigseggs, delivering performance and ...