Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

Despite the steadily rising popularity of turbochargers and superchargers for hopping up early- and late-model hot rods, nitrous oxide, better known as “throttle in a bottle,” has never lost its ...

We love sexy, big-power, engines as much as anyone, but many of us need to work with a real-world budget and that precludes 1,000-hp mills. Still, if you shop right and realize how much fun 500-plus ...