A breakthrough in diesel engineering changed how heavy trucks delivered power, ultimately reshaping torque, gearing, and real ...

Mack Trucks division is designing a diesel-electric hybrid engine for military use that the company says eventually may transfer to the commercial sector. The $4 million project – led by the company’s ...

At the 2024 Advanced Clean Transportation (ACT) Expo, Mack Trucks announced two new variants of its MP13 engine that are being prepared for certification under the California Air Resources Board (CARB ...

The new Mack MP13 for EPA 2027 offers power and efficiency for on-highway and vocational applications, such as in this Mack Granite. Mack Trucks announced its new Mack MP13 diesel engine for EPA 2027 ...

New power benchmark: The MP13 delivers up to 540 horsepower and 1,950 lb.-ft. of torque, making it Mack’s most powerful 13-liter engine. Efficiency and compliance: It meets EPA 2027 standards, cuts ...