Ever been told your car is running lean? It means the engine is receiving too much air or not enough fuel during combustion. You see, your car's engine needs a very specific balance of air and fuel to ...

The choke valve in an engine's carburetor, whether it's a Holley carburetor or another brand, helps a cold engine start by restricting some of the airflow into it. When the engine is cold, the choke ...

Your vehicle requires regular maintenance with things like oil and other fluid changes, but this may not be enough to truly keep your vehicle operating at its peak performance. From time to time, you ...

The answer is yes: You can mix 87 and 91 octane gasoline without blowing your engine to hell. With that out of the way, let's discuss what mixing different octane fuels does to your engine in terms of ...

Motorcycles have evolved into complex, computer-controlled machines in the 140 years since William Daimler built his wood-frame Reitwagen. WIlliam Harley and Arthur Davidson followed with their Model ...