With our M715 sucking down fuel at a rate of 4 mpg, we knew we had to do some-thing. We were running a Holley 670cfm Truck Avenger on our Chevy V-8, and thanks to an AEM wide-band O2 sensor, we knew ...

I started working on cars before I could actually drive them . . . legally. I spent countless hours learning the intricacies of things, such as how much voltage it takes to make your arm go numb by ...

Tuning your engine with the aid of an air/fuel meter can really help you dial in your carburetor. But what numbers should you aim for? When people talk about the air/fuel ratio of their engine, do you ...

One of the benefits of the electronic age we live in is the trickle-down effect of technology. Chevy started using electronic engine controls in the early ’80s, and 10 years later all production ...