XFI Xtreme Energy-R 224/230 Hydraulic Roller Cam for GM LS GEN III/IV
54-444-11
XFI™ Xtreme Energy-R 224/230 Hydraulic Roller Cam for GM LS GEN III/IV. High RPM street/strip with XE-R lobe designs. These are the most aggressive lobes for all out applications.
Grind Number: XER273HR
Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
RPM Operating Range: 2,000-7,000
Cam Type: Hydraulic Roller
Lifter Style: Hydraulic Roller
Camshaft Series: XFI XE-R
Camshaft Gear Attachment: 3-Bolt
Usage: Street/Strip
Valve Springs Required: Yes
Camshaft Material: Billet Steel
Advertised Intake Duration: 273
Advertised Exhaust Duration: 279
Intake Duration at .050 Inch Lift: 224
Exhaust Duration at .050 Inch Lift: 230
Intake Valve Lift: 0.581
Exhaust Valve Lift: 0.588
Lobe Separation: 114
Assembly Lubricant Included: No
Intake Centerline: 112
Lobe Lift Intake: 0.342
Lobe Lift Exhaust: 0.348
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