COMP Cams 54-502-11 - Camshaft GM LS1 & LS6 XFI 286
XFI 251/256 Solid Roller Cam for GM LS GEN III/IV
High RPM street/strip camshaft for large c.i. Gen III applications. Intake upgrade strongly recommended. Programmer and valve spring upgrade required.
Camshaft Series: XFI
Cam Type: Solid Roller
Grind Number: XFI286R113
Basic Operating RPM Range: 2,400-7,000
Intake Duration at .050 Inch Lift: 251
Exhaust Duration at .050 inch Lift: 256
Advertised Intake Duration: 286
Advertised Exhaust Duration: 293
Lobe Separation: 113
Intake Valve Lift: 0.66
Exhaust Valve Lift: 0.655
Lifters Included: No
Valve Springs Required: Yes
Assembly Lubricant Included: No
Camshaft Gear Attachment: 3-Bolt
Camshaft Material: Billet Steel
Lifter Type: Solid Roller
Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
Amazon ASIN: B001QZQ430
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.
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
MSE Process Video Link: https://www.youtube.com/watch?v=hTyIQxrPCCI