Carbon build-up reduces fuel economy by restricting airflow into the engine, disrupting the fuel spray pattern from injectors ...

Direct injection offers numerous benefits over port fuel delivery but could it be a bigger headache than it's worth? The automotive industry has gradually switched to direct injection over the past ...

Exxon Mobil Corp. and Toyota Motor Corp. formed a partnership to test out low-carbon fuels in gasoline engines, potentially offering a way for drivers to reduce emissions without upgrading to an ...

A new study led by Nigerian researchers suggests a simple ingredient could make diesel engines cleaner: water. By blending precise amounts of water with diesel fuel, scientists have shown that ...

Love racing, but not a fan of the sport's carbon footprint? Idemitsu is hoping to bring that down a notch with its new Plantech Racing engine oil, which uses plant-based raw materials for more than 80 ...