4402939/4402939
S&S Cycle 640 EZ Easy Start Chain Drive Cams .640 Lift Harley Twin Cam 07-16 | 106-5235
- Brand S&S Cycle
- Model 4402939
- Availability In Stock
- 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.
640 EZ CAMS
- Strongest from 3,000-6,000 rpm
- Compression ratios from 10.5:1 to 11.5:1
- For 95/96/103/110 cubic-inch engines
- High-lift springs required
| Grind | Open | Close | @ .053 | Valve Lift |
640 EZ Start |
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| Intake | 20° | 60° | 265° | .640 |
| Exhaust | 60° | 25° | 270° | .640 |
| 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 |