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 ...

The LS engine, originally designed for General Motors’ vehicles in the late 1990s, has transcended its initial purpose to ...

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 ...

The LS3 V8 did not just become a popular crate motor. It quietly turned into the default answer for enthusiasts who want big ...

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 ...

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 ...

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 ...