Carburetors with vacuum lines are still found on classic vehicles and small-displacement engines — but what is the vacuum ...

ATV Carburetor Adjustment involves tuning your ATV’s carb for maximum performance. How do I know my jetting is off? My ATV bogs down a lot, is jetting to blame? I have performance parts, what now?

For a solid 15-year run from 1971 until 1984, the Carter ThermoQuad (TQ) was ubiquitous on Mopar four-barrel V-8 engines. Really an evolution of the long line of Carter four-barrels, the TQ was a ...

One of the most essential bits of information I ever picked up about cars came from a close friend and mentor. He told me, “they’re all pieces of junk, and they all break.” While that’s a rather bleak ...