Dual-fuel combustion in compression ignition engines combines a high‐reactivity pilot fuel, typically diesel, with a lower‐reactivity secondary fuel such as natural gas, methane, ethanol or hydrogen.

High-output engines live in a world of brutal cylinder pressures, extreme temperatures and razor-thin safety margins, and the humble piston sits at the center of that storm. When power levels climb, ...

When you think of a large engine, you probably think of a heavy-duty truck V8. But the engines that actually power our world ...

There's more to piston shapes than you might think. Whether it's domed, flat, or dished, all pistons have their fair share of pros and cons when it comes to performance and efficiency. Understand that ...