Modern diesel engine development has increased engine efficiency and decreased NOx and particulate matter emissions. This ...

Diesel engines have carried the bulk of North America’s freight my entire life. Estimates in 2020 were that diesel trucks carried more than 65% of freight by weight and exceeded 72% by value according ...

LEEDS, Alabama—Just how efficient can a fully loaded Class 8 tractor-trailer be? Shell sought to answer that question when designing its Starship 3.0, a Class 8 concept equipped with readily available ...

CHICAGO, Nov. 21, 2022 /PRNewswire/ -- On November 20, 2022, Weichai released the world's first commercial diesel engine with base engine's thermal efficiency of 52.28% and natural gas engine with ...

Smaller, more powerful and fuel-efficient engines don’t seem to have great long term reliability. Engine recalls from major automakers such as GM, Toyota and Honda have cost billions of dollars. Moves ...