Ron Strayhorn is an ambitious hot rodder. By day he's a mild-mannered executive running GM's western region service and parts operations, but when he's not on the clock, he's scheming new and more ...

The past couple of show seasons we've noticed more than a few classic trucks with a late-model Chevy 5.3L LS engines between the fenders, which got us talking with their owners about the switch to a ...

Gasoline direct injection, or GDI, is one of the most crucial bits of technology in the modern internal combustion engine. In engines equipped with GDI, highly pressurized gasoline is sprayed directly ...

Automakers have long touted the benefits of fuel injection, claiming increased efficiency and power. But as more cars have the system installed (around 73% in 2023), more and more consumers are ...

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 ...

An equally appropriate title for this story could be "Factory Fuel Pumps: A Recipe for Disaster." Hopefully, you haven't found the truth in this the hard way; a lean condition can lead to a melted ...

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 ...

Most new petrol cars you see today are equipped with fuel injection systems or injector motors. These have almost wholly supplanted older carburetor motors. They are more reliable, effective, and ...

Vehicle fuel injectors are integral to a car's engine fuel delivery system. Fuel injectors are responsible for delivering the right fuel at the right time. Gasoline and diesel-powered engines of all ...