Carburetors are old news. We've moved on to electronic fuel injection long ago. But of the two main varieties of fuel ...

Port fuel injection (PFI) was a major milestone in the early '80s. The integration of PFI rapidly changed the way fuel was delivered by increasing fuel economy and improving engine performance. Even ...

If you think direct-injection diesel engines made their debut in the 1980's, think again. The first diesel without extra ...

Port fuel injection has some big advantages, but automakers increasingly are using gasoline direct injection instead. The ...

Diesel engine emissions, notably nitrogen oxides (NOx) and particulate matter, remain a critical environmental and regulatory challenge worldwide. Advances in fuel injection strategies have become ...