4402956/4402956
S&S Cycle 557 EZ Easy Start Gear Drive Cams .557 Lift Harley Heavy Twin Cam | 330-0057
- Brand S&S Cycle
- Model 4402956
- Availability In Stock
IN BRAND NEW CONDITION
PART # 330-0057
DRAG PART # 0925-0614
Fits: 2006-2015 Harley-Davidson Dyna Models and 2007-2015 Harley-Davidson Twin Cam FLH/FLT Softail Models
- 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 gear-drive cams include 4-gear set and installation kit
- Gear-drive cams also available with inner gears only; intended for cam replacement for motors that have already been converted to an S&S gear-drive system
- 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 |