In the case of the Chrysler/FCA third-generation Hemi, the system is called Multiple Displacement System, or MDS for short. The LS engine family from GM uses a similar technology called Active Fuel ...

Engines are incredibly complex. They are made out of thousands of different parts, exposed to high temperatures, and have lots of moving parts. This leaves many potential pain points an engine can ...

We may receive a commission on purchases made from links. Imagine you could get all the brawny output of a robust V8 engine in your truck when needed, but also get improved fuel efficiency while ...