Why early Hilborn injection ran rough. A breakdown of why early mechanical fuel injection systems were hard to tune. #Hilborn ...

The engine we’d like to throw into the mix is a tiny 1.6-liter turbocharged three-cylinder engine. On paper, the powerplant ...

Your classic car with modern upgrades is confusing insurers — and costing you more.

Can diesel meet the strictest ever NOx limits? Top OEMs discuss the innovations keeping diesel competitive in a zero-emission ...