Today, high-performance clutch design is so sophisticated, and manufacturers' claims often so conflicting, that it's difficult to know just what type of clutch is best for your particular application.

Regardless of how much power an engine produces, it's useless without a means to transmit it to the rear wheels and thus to the pavement. In the case of automobiles, the most common means are an ...

Obviously, these valve-control-related issues, associated with insufficient valvespring pressure, are the reason why camshaft manufacturers offer valvespring upgrades. The obvious answer might seem to ...