Wondering if 15W-40 oil is only for diesel engines? Learn where this oil grade is used, and whether it’s safe for gas-powered ...

Former Tonight Show host and avid car collector Jay Leno thinks so. He’s thrown his support behind a bill in the state ...

General Motors is stealthily abandoning ICE technology under Mary Barra’s leadership. Plant reconfigurations, union ...

Cummins makes some of the best engines, especially for trucking, so it's reasonable to wonder who founded the company and why ...