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
*Images in the listing are for reference only. Actual product may vary.
*Tinted shield sold separately for all Full-Face helmets unless otherwise noted.
- Brand: S&S Cycle
- 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