To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...

The basics of an automobile engine require lubrication. This means the role of the oiling system is critical to performance and especially critical for high-performance applications. To help you keep ...

Diesel engines have been around for more than half a century. Chances are that if you are around fleets or equipment, you have encountered a diesel engine. They have been described as the workhorses ...

The first-generation 3.0-liter LM2 Duramax diesel engine was a GM product manufactured in Michigan. The engine became the first diesel for GM's Chevy and GMC light-duty trucks since 1997, and the ...

Internal combustion engines — including those that run on diesel fuel — rely on various systems, accessories, and electronics ...

Diesel engines are renowned for their power and fuel efficiency, but cold weather can pose significant challenges to their operation. Many diesel owners wonder if starting their engines in cold ...

Have you ever wondered how fuel gets from the tank of a car to its engine? Well, for a diesel engine, it all starts with the lift pump, which is a low-pressure pump that draws the fuel up and out of ...

Trucks are the backbone of the modern global economy, traversing the world's longest highways. In America, semi-rigs are a familiar sight on the interstate networks, hauling tens of thousands of tons ...

COLUMBUS, Indiana—To comply with 2027 emissions regulations, new powertrains must make performance compromises. Despite the added weight and backpressure of a larger aftertreatment system, Cummins' ...

A team of engineers at the University of New South Wales (UNSW) in Sydney has figured out a way to run a diesel engine on a mix of diesel and hydrogen, dramatically lowering its emissions. Why do we ...