XFI™ Xtreme Energy-R 232/234 Hydraulic Roller Cam for GM LS GEN III/IV. Xtreme Energy XE-R design for standard displacement LS6 and LS1.
54-446-11
Grind Number: XER281HR
Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
RPM Operating Range: 2,400-7,200
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: 281
Advertised Exhaust Duration: 283
Intake Duration at .050 Inch Lift: 232
Exhaust Duration at .050 Inch Lift: 234
Intake Valve Lift: 0.595
Exhaust Valve Lift: 0.598
Lobe Separation: 112
Assembly Lubricant Included: No
Intake Centerline: 110
Lobe Lift Intake: 0.35
Lobe Lift Exhaust: 0.352
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