Basic tuning skills are a hot rodder's greatest asset. These skills enable us to extract maximum available performance from any engine, and they help us to pinpoint serious problems before trouble ...

Gasoline is volatile when vaporized with oxygen. As a motor fuel, gasoline burns best at a ratio of 14.7:1-roughly 14.7 pounds of air to each pound of gasoline. This optimal burn, known as ...

The last time we talked about carburetors, we focused on getting the idle mixture and speed in line. But that’s not all that a carb requires of its owner. Having your idle in line doesn’t mean the car ...

Nitrous oxide. It's the magic in a bottle that makes engines come alive and scream for mercy. Adding the juice can give your pony a 20-horsepower kick in the tail or 800-additinal stomping ...

There are many elements of your car that you can fine tune in Forza's Tune Car Setup screen. Every tweak has some effect on your vehicle's performance, so it's important to know what you're up against ...

Tune-ups are all about engine maintenance so your vehicle starts well, runs smoothly and operates as efficiently as possible. Today’s cars need tune-ups far less often than older vehicles did, but ...

Many of us remember those wonderful days when a tune-up meant replacing the spark plugs, plug wires, points, rotor, and maybe the distributor cap, and checking the timing and kicking the tires. For ...