4424617/4424617
Andrews 21G Series Grind Gear Drive Cam for Harley Twin Cam 07-15 .498" Lift | 216321G
- Brand Andrews
- Model 4424617
- Availability In Stock
21 SERIES GRIND CAMS
Bolt-in cam for more torque with stock compression
Works well with carbs or fuel injection
Cams work well with fuel injection or carburetor models
Similar to the EV-23 cam Can be used with stock valve springs and tappets
Run best with low restriction exhausts (1700-5200 rpm)
- Installer must check coil bind, valve-to-valve clearance and valve-to-piston clearance.
| GRIND | 21 SERIES |
| INTAKE LIFT AT TDC | 0.134" |
| INTAKE OPEN | 10° |
| INTAKE LOBE CENTERLINE | 100° |
| INTAKE CLOSE | 30° |
| INTAKE LIFT | 0.498" |
| INTAKE DURATION | 255° |
| EXHAUST LIFT | 0.498" |
| EXHAUST DURATION | 264° |
| EXHAUST LIFT AT TDC | 0.121" |
| EXHAUST OPEN | 41° |
| EXHAUST LOBE CENTERLINE | 106° |
| EXHAUST CLOSE | 8° |