Before getting to the cam swap, we need to examine why we think the motor needs more cam timing. The answer to this question can be found in the results of the test run with the stock cam. Take a look ...

Allyn started writing for TopSpeed in 2015, but has been writing on motorcycle and automotive topics since 2008 for outlets such as eHow, USAToday, and subsidiaries of MotorTrend. Formally trained as ...

To make choosing a cam for your engine less of a guessing game and more of a decision based on knowledge and experience, the basics of camshaft technology have been explained thoroughly in the last ...

Harley-Davidson was founded over 120 years ago and has been manufacturing motorcycles in America since 1903. The company's first motorcycle, the Model 1, was designed in 1901 and produced until 1904.

If you are looking for the best-kept secret in the performance industry, look no further than your local wrecking yard. We know, the powerplants are often caked with grease and grime and are usually a ...