Designed for use in custom applications where a Twin Cam motor and crank sensor are used  Complete ignition system includes module, coil, wires, Smart Link software, communication cable and instructions (no Harley factory harness required)  Consolidates ignition components into a small, easy-to-mount package  Integrated high-output single-fire operation  Fully programmable spark timing and rev-limit setting  Real-time diagnostic features aid in troubleshooting and tuning  Uses factory crank trigger for improved starting and performance  Rugged billet aluminum housing is weather- and vibration-resistant  Custom mounting with 1/4"-20 bolts, 2" apart  SAME IGNITION AS USED ON OUR FXR TWIN CAM BUILD, RIGID TWIN CAM BUILD, AND MANY OTHERS.