When it comes to surviving strict Euro 5+ and EPA emissions barriers, not all engine configurations are created equal.
There's something almost comedic about regulators amending a rule for engines that don't exist yet. The heavy-duty NOx standards finalized back in December 2022 don't even take effect until model ...
Rolls-Royce says it is evaluating a return to narrowbody engines after 15 years, with UltraFan technology and stronger ...