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

Automobile engines have undergone tons of changes over the years, primarily to make them more efficient. For the most part though, engine changes result from a string of iterative improvements on ...

Turbo Fuel Stratified Injection technology for gasoline engines was once a remarkable innovation that has since become quite commonplace. Traditional fuel-injected engines that don't use direct ...

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