However, not all innovations are equal, and nor do they follow a constant upward trend. Instead, their evolution takes the form of an S-shaped curve that reflects their typical lifecycle from early ...

Volvo Group and Westport announced a partnership to accelerate the commercialization and global adoption of Westport’s High Pressure Direct Injection fuel system technology for long-haul and offroad ...

The Duramax diesel engine has seen quite a few changes over the years. Here's what separates some of the most popular versions from each other.

The basic difference between direct injection (DI) and the port-fuel injection (PFI) systems we've become familiar with since the mid-1980s is that PFI sprays fuel into the intake manifold (behind ...

The fuel injection pressures used in gasoline direct injection (GDI) engines have increased in recent years to improve fuel efficiency and reduce emissions. Current GDI engines use injection pressures ...