Some of these are gonna seem pretty basic. But everybody from the beginner to the seasoned engine-tuning veteran has probably been guilty of misdiagnosing a poor-running engine at some point in time.

Do you expect to unwrap new car parts, bolt 'em on in an afternoon, and go terrorize the streets that evening? If that's you, forget about converting your carbureted car to EFI. On the other hand, if ...

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 ...

We all know the 440 big-block is the largest displacement V-8 engine built by Chrysler, and when it comes to a combination of torque, power, and drivability, the 440 ranks as one of the best engines ...