Camshafts
Camshaft - 561 - Evolution Big Twin
Brand: S&S CYCLE
SKU: P1925526935284
$255.95
$227.38
Taxes and shipping calculated at checkout.
561 Camshaft
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Only 5 left in stock
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Product Details
Highlights
- 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.
- For 80"-96" engines at 9.5:1-10.5:1 compression ratio.
- Provides strong midrange power, 3000-5500 rpm.
- Works with hydraulic tappets.
- Requires high-lift springs.
- Spring spacing required.
- Made in the USA.
- Installer must check coil bind, valve-to-valve clearance, valve-to-piston clearance and cam lobe to case clearance.
This S&S cam is for 1984-1999 Harley-Davidson big twin models. This cam is recommended for 88 to 96 inch engines with 9.5:1 to 10.5:1 compression ratio. Provides strong midrange power. 3000-5500 rpm. Requires hydraulic tappets and spring spacing.
Specifications
| Application | Intake / Exhaust |
|---|---|
| Exhaust Close Imperial | 26 |
| Exhaust Duration Imperial | 256 |
| Exhaust Lift at TDC Imperial | 0.210" |
| Exhaust Lift Imperial | 0.560" |
| Exhaust Open Imperial | 50 |
| Grind | 561 Series |
| Intake Close Imperial | 40 |
| Intake Duration Imperial | 252 |
| Intake Lift at TDC Imperial | 0.252" |
| Intake Lift Imperial | 0.560" |
| Intake Open Imperial | 32 |
| Riding Style | Street |
| Type | Gear |
| Units | Each |
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