Andrews N Grind Series Camshaft For Harley Since its founding in 1972, Andrews Products has been at the forefront of the industry, recognized worldwide for its contributions to racing. The commitment to modern engineering and design ensures that Andrews camshafts are of the highest quality. As an experienced rider, you can rely on Andrews to deliver performance that meets and exceeds expectations Features: Only the best alloy steel billets and heat-treating processes are utilized Made in the USA N Cam Specs: Stock Knuckle replacement cam. For stock motors and restoring an older classic engine, this is the cam to use. Intake open/close 13/41 Exhaust open/close 44/16 Intake duration 234/270 Exhaust duration 240/276 Intake lift at TDC .089 Exhaust lift at Tdc: .105 Intake lift .348 Exhaust lift .348 Timing listed at .053 cam lift