Friction is enemy No. 1 for powertrain engineers striving to meet rising fuel-economy standards. "As engines get smaller, eliminating friction becomes even more important," says Dave Lancaster, a ...

One of the many challenges facing engine designers is the need to increase power output while simultaneously retaining or improving efficiency. Although a four-cylinder engine is still an engineering ...

No less than one third of a car’s fuel consumption is spent in overcoming friction, and this friction loss has a direct impact on both fuel consumption and emissions. However, new technology can ...