4402934/4402934
S&S Cycle 631 Lift Chain Drive Cam Harley Evolution EVO Big Twin Engines 84-99 | 33-5080
- Brand S&S Cycle
- Model 4402934
- Availability In Stock
IN BRAND NEW CONDITION
PART # 33-5080
DRAG PART # DS199229
Fits: 1984-1999 Harley-Davidson Evolution Big Twin Models
- S&S Cams are tested on the dyno, street and track before being offered to the public
- With hundreds of hours of testing on each cam, you know you are getting the best cam S&S can produce
- Made in the U.S.A.
631 CAM
- Makes best power from 4500 rpm and up
- Requires high-lift springs
- For all high-compression engines 11:1 and up compression
- Works with solid or hydraulic tappets
| Grind | Open | Close | @ .053 | Valve Lift |
631 Evo Cam |
||||
| Intake | 34° | 61° | 275° | .630 |
| Exhaust | 66° | 29° | 276° | .630 |