4403002/4403002
S&S Cycle 557 EZ Easy Start Chain Drive Cams .557 Lift Harley Heavy Twin Cam | 330-0053
- Brand S&S Cycle
- Model 4403002
- Availability Available To Order
- Start any engine regardless of displacement or compression ratio with a stock starter
- Save your starter and battery; tested for 10,000 starts without running battery down
- Allow for easy start by initially reducing crank compression, but once the engine starts and rpm increases, the compression release lobe is centrifugally retracted and the engine runs normally, with full compression, and without any loss in performance
- All chain-drive cams include installation kit
- Made in the U.S.A.
557 EZ CAMS
- Bolt-in design
- Designed for Tri-Glides and other heavy bikes needing good bottom and mid-range performance
| Grind | Open | Close | @ .053 | Valve Lift |
557 EZ Start |
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| Intake | 6° | 26.5° | 212° | .557 |
| Exhaust | 38.8° | 12.4° | 231° | .557 |
| Grind | Open | Close | @ .053 | Valve Lift |
Stock Carburetors/Injected Cams |
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| Intake | -02° / 02° | 38°/34° | 216°/216° | .473 |
| Exhaust | 36 Degree | 04/04 Degree | 220/220 Degree | .473 |