Product Description
XFI™ No Springs Required Blower 222/239 Hydraulic Roller Finger Follower Cams for Ford 4.6/5.4L Modular 3V. Mid to upper range cam for bolt-on blowers running higher boost psi. Major power gains above 4900 RPM, compatible with stock springs. Best with 3.73+ gears & 2500 stall. Great idl
| Advertised Intake Duration | 261 |
|---|---|
| Advertised Exhaust Duration | 282 |
| Intake Duration at .050 Inch Lift | 222 |
| Exhaust Duration at .050 Inch Lift | 239 |
| Intake Valve Lift | 0.45 |
| Exhaust Valve Lift | 0.45 |
| Lobe Lift Intake | 0 |
| Lobe Lift Exhaust | 0 |
| Lobe Separation | 116.5 |
| Intake Centerline | 101 |
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