Convert your Twin Cam to a gear drive. Kit includes cams, gears both inner and outer, gaskets, bearings, bolts and heavy-duty bearing plate. High performance cams. Includes cams, gaskets, bearings and installation instructions. Made in USA. Optimized for use as a grat overall cam in the Softail/Dyna lines, but can be used in any 99-10 Big Twin models. Provides strong low end torque and horsepower that you can really feel. Strongest from 1500-5000 rpm in a Softail/Dyna application. Intake Opening (degrees): 5. Intake Closing (degrees): 15. Exhaust Opening (degrees): 60. Exhaust Closing (degrees): 22. Intake Duration (degrees): 204. Exhaust Duration (degrees): 262. Valve Lift (in): .583. Intake Lift at TDC (in): .131. Exhaust Lift at TDC (in): .199.