S&S Cycle 330-0057 557GE Easy Start Gear Drive Camshaft Kit

The short duration produces lots of torque, and the automatic mechanical compression release makes the engine a snap to start. Stock base circle allows the use of stock pushrods. Intake Opening (degrees): 6. Intake Closing (degrees): 38.8. Exhaust Opening (degrees): 26.5. Exhaust Closing (degrees): 12.4. Intake Duration (degrees): 212. Exhaust Duration (degrees): 231. Valve Lift (in): .557. Intake Lift at TDC (in): .113. Exhaust Lift at TDC (in): .146.