Among the many pesky issues that can confound do-it-yourself mechanics, one of the most simple yet elusive that impacts overall drivability is the common vacuum leak. This is especially true if you're ...

In my 35-plus years of working on cars, I have encountered nearly every frustrating troubleshooting problem in the book. Part of the issue stems from my affinity for old Jeeps and classic cars, which ...

A carburetor is a simplistic and old-school way of delivering air and fuel to an internal combustion engine. In its most basic form, no electronics are required. All you need is a throttle cable, some ...

Carl Arentz bought his 1964 Chevelle two years ago, well used but running. "I'm well aware that it's an old dog that should have been put down," he says, "but I can't bear to see these cars go to the ...

Otherwise, a vacuum would occur and prevent the fuel/air from entering the chamber. This inherently means that some of the fuel/air mixture is also exhausted before combustion. That’s inefficient.