S&S CYCLE 635 H.O. Gear Drive Cam with Inner Gears Only 330-0435

635 H.O. Gear Drive Cam with Inner Gears Only High-powered cam for modified engines, increased compression, high-lift springs, adjustable pushrods and large bore throttle body required, For best results, requires ported heads low restriction intake/exhaust, RPM range 4000-6500