COMP Cams 54-446-11 - Camshaft LS1 XEr281HR-12
Camshaft - XFI XE-R - Hydraulic Roller - Lift 0.595 / 0.598 in - Duration 281 / 283 - 112 LSA - 2400 / 7200 RPM - GM LS-Series - Each
Xtreme Energy XE-R design for standard displacement LS6 and LS1.
XFI Xtreme Energy-R 232/234 Hydraulic Roller Cam
C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for On-Road Vehicles?: No
C.A.R.B. Exemption Reason: N/A
C.A.R.B. E.O. Number: N/A
Grind Number: XER281HR
Camshaft Series: XFI XE-R
Cam Type: Hydraulic Roller
Grind Number: XER281HR
Basic Operating RPM Range: 2,400-7,200
Intake Duration at .050 Inch Lift: 232
Exhaust Duration at .050 inch Lift: 234
Advertised Intake Duration: 281
Advertised Exhaust Duration: 283
Lobe Separation: 112
Intake Valve Lift: 0.595
Exhaust Valve Lift: 0.598
Lifters Included: No
Valve Springs Required: Yes
Assembly Lubricant Included: No
Camshaft Gear Attachment: 3-Bolt
Camshaft Material: Billet Steel
Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
Cam and Lifter Kit Upgrade: CL54-446-11
K-Kit Upgrade: K54-446-11
Lifter Type: Hydraulic Roller
Amazon ASIN: B0014F1HRA
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.