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

Cold air is good. Hot air is bad. Every gearhead, young and old, is familiar with this line of thinking. We buy hoodscoops, cold-air intakes, and all other manner of contraptions to help feed our ...

There are numerous differences between diesel and gas engines, including the number of fuel filters each uses. Here's why ...

The days of electronic fuel injection referred to as Black Magic are over. It has taken hot rodders long enough to figure out carburetion, and with the advent of EFI, the fear of "something new" ...