Designed for 88in. to 95in. engines with compression ratios from 10 to 10.5:1 and 100in. and 107in. engines at 9.7:1 to 10.5:1 compression Strongest from 3,500-6,000 rpm 99-04 models require high-lift springs Intake Opening (degrees): 20 Intake Closing (degrees): 45 Exhaust Opening (degrees): 60 Exhaust Closing (degrees): 20 Intake Duration (degrees): 245 Exhaust Duration (degrees): 260 Valve Lift (in): .585 Intake Centerline (degrees): 102.5 Exhaust Centerline (degrees): 110 Intake Lift at TDC (in): .186 Exhaust Lift at TDC (in): .179
*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
- Designed for 88in. to 95in. engines with compression ratios from 10 to 10.5:1 and 100in. and 107in. engines at 9.7:1 to 10.5:1 compression
- Strongest from 3,500-6,000 rpm
- 99-04 models require high-lift springs
- Intake Opening (degrees): 20
- Intake Closing (degrees): 45
- Exhaust Opening (degrees): 60
- Exhaust Closing (degrees): 20
- Intake Duration (degrees): 245
- Exhaust Duration (degrees): 260
- Valve Lift (in): .585
- Intake Centerline (degrees): 102.5
- Exhaust Centerline (degrees): 110
- Intake Lift at TDC (in): .186
- Exhaust Lift at TDC (in): .179