XFI™ Xtreme Truck HYDRAULIC ROLLER: 6.0L Chevrolet/GMC Truck. Significant gains in mid & upper rpm range. Works best with programmer.
Camshaft Specification Table
| Part Number |
54-452-11 |
| Engine |
1997-Present General Motors 4.8ltr-6ltr Gen III/LS1/LS2/LS6, 8cyl. |
| Grind Number |
G3 XFI 266 HR 15 |
| Description |
|
|
| |
Intake |
Exhaust |
| Valve Adjustment |
0 |
0 |
| Gross Valve Lift |
0.52 |
0.524 |
| Duration At 0.006 Tappet Lift |
266 |
270 |
|
| Valve Timing At 0.05 |
|
|
| |
Open |
Close |
| Intake |
-5 |
37 |
| Exhaust |
47 |
-11 |
|
| These Specs Are For The Cam Installed At 111 Intake CL |
| |
Intake |
Exhaust |
| Duration At 0.05 |
212 |
216 |
| Lobe Lift |
0.308 |
0.308 |
| Lobe Separation |
115 |
|
| Recommended Valve Springs |
26915-16 |
|
|