Cam Specs
| 520 Series | Intake | Exhaust |
|---|---|---|
| Lift | 0.520" | 0.520" |
| Duration | 220° | 232° |
| Opens | 0° | 50° |
| Closes | 40° | 2° |
| Lift at TDC | 0.086" | 0.094" |
Confirm compression, valve springs and pushrods are matched to the cam before installing.
Features
The S&S Camshaft adds power and throttle response with a performance cam profile built for your engine.
This is the 520 Series grind. See the cam specs for lift, duration and valve events, and confirm your engine's compression and valvetrain are matched to the cam before installing.
Fits Harley-Davidson Touring (1984-1998), Softail (1984-1999) and Dyna (1991-1998) models. Check the fitment chart below to confirm your exact year and model.
- 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
- Provides best power in low to mid-range 1000 to 4500 rpm
- Works well in 80"- 96" motors up to 10:1 compression
- Works with hydraulic tappets
- Requires high-lift springs
- Made in the USA
- Installer must check coil bind, valve-to-valve clearance, valve-to-piston clearance and camshaft lobe to case clearance.
Info
Shipping Information
Due to high volume some orders can take up to 14 business days to ship.
If your order contains a part and merch, they may ship separately.
CARB Notes
49-State Legal — Not legal for sale or use in California on any pollution controlled motor vehicles.
Specs
| Product Name | S&S Camshaft - 520 - Evolution Big Twin |
|---|---|
| Type | Gear |
| Units | Each |
| Riding Style | Street |
Fitment
| Position | Notes |
|---|
No matching vehicles.
GIVEAWAY #17
ONE GIVEAWAY. TWO WINNERS.
10X ENTRIES LIVE
50X + GIVEAWAY ENDS IN:
2026 HARLEY-DAVIDSON ROAD GLIDE
LIBERTY EDITION
2002 HARLEY-DAVIDSON FXDX
SUPER GLIDE SPORT
