If you want to put Cummins' largest diesel engine in your truck, we've got bad news -- it'd take a pretty large truck indeed to hold one of the behemoths.

Some of the largest displacement engines in production today naturally fall within the realm of jeeps, trucks, and other tow-capable machines that prioritize workplace performance over all else.

The Wartsila RT-flex96C is the world’s largest and most powerful diesel engine. Created by Wartsila, which is a Finnish company known for designing and manufacturing large-scale engines for ...

While the Beast of Turin was made in 1910, this Fiat-built engine is still considered the single largest engine put into a car. Two engines were built, but only one survives today. Also known as ...

On that note, here are the ten biggest production motorcycle engines available in 2025. To ensure accuracy, the information compiled in this article was sourced from the respective manufacturers ...