Performance Camshafts
If you are looking for performance camshaft information for any Harley-Davidson motorcycle, you will find it hear. The Motorcycle Performance Guide now lists camshafts for Evolution, Sportster, Shovelhead and Twin Cam 88/95 engines. Detail specifications are available for most camshafts available and many obsolete cams.

Selecting the best performance camshaft for your Harley-Davidson motorcycle.

Installing a camshaft in your Harley-Davidson Big Twin motorcycle.

Camshaft Terminology

  • Camshaft Terminology gives you a brief description of the terms used in the camshaft specification tables available below.
  • Camshaft Tutorial provides a detailed description of how a cam works without getting highly technical. This information is required reading for any serious performance enthusiast.
  • LSA Impact Table gives a series of guidelines on how changes in the Lobe Center Angles of similar camshaft designs can change an engines power output characteristics. When you get serious about racing, you will learn why the LSA is important.

Camshaft Specifications

  • Camshaft Specification List provides performance and stock camshaft specifications for Harley-Davidson Evolution Big Twin, all Sportsters, Shovelhead and the new Twin Cam 88 engines.