*XFI Camshafts* * Newest and quickest lobe profiles in the Xtreme family; provide a terrific increase in performance * Tuned for use in EFI applications where extra air flow signal through the carburetor is not required (feature wider lobe separation without loss of responsiveness) * Work well with aftermarket cylinder heads & feature high lift PartNumber : cca646-432-13 Description : XFI AFM Camshaft Title : 646-432-13 CamShaft, GM GEN IV LS2/LS3 AF M 266AFM16 Assembly Lubricant Included : No Basic Operating RPM Range : 1,900-6,500 California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Cam Type : Hydraulic Roller Camshaft Gear Attachment : 1-Bolt Camshaft Material : Billet Steel Camshaft Series : XFI AFM Engine Family : GM LS2/LS3 GEN IV Single-Bolt w/ AFM and w/o VVT 8 Cylinder (2005-2014) Grind Number : 266AFM16 Lifter Style : Hydraulic Roller Lifters Included : No Lobe Separation : 116 Valve Springs Required : Yes Lifter Type : Hydraulic Roller RPM Range : 1900-7000 Exhaust Valve Lift(in) : 0.5 Exhaust Duration : 278 Intake Valve Lift(in) : 0.500 Intake Duration : 266 Intake Duration @ .050 in. : 214 Usage : Street/Performance Exhaust Duration @ .050 in. : 226 Engine Components::Camshafts