*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 : cca156-403-13 Description : XFI SPR Camshaft Title : 156-403-13 CamShaft, GM GEN IV LS 994 VVT 275PHR14 RPM Range : 2000-9000 Exhaust Duration : 289 Exhaust Duration @ .050 in. : 236 Intake Valve Lift(in) : 0.566 Lifter Type : Hydraulic Roller Exhaust Valve Lift(in) : 0.578 Intake Duration @ .050 in. : 222 Intake Duration : 275 Usage : Street/Performance Assembly Lubricant Included : No California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Camshaft Gear Attachment : 1-Bolt Camshaft Material : Billet Steel Camshaft Series : XFI RPM Hi-Lift Engine Family : GM LS GEN IV Single-Bolt w/ VVT (12585994) and w/o AFM 8 Cylinder (2007-2008) Grind Number : 275PHR14 Lifters Included : No Lobe Separation : 114 Valve Springs Required : Yes 2007 Cadillac CTS V V8.5967cc Engine Components::Camshafts 2008 Chevrolet Corvette 427 Limited Edition Z06 V8.7011cc Engine Components::Camshafts 2009-2011 Chevrolet Corvette Base V8.-cc Engine Components::Camshafts 2007 Chevrolet Corvette Base V8.5967cc Engine Components::Camshafts 2009-2011 Chevrolet Corvette Base V8.6162cc Engine Components::Camshafts 2010-2011 Chevrolet Corvette Grand Sport V8.-cc Engine Components::Camshafts 2010-2011 Chevrolet Corvette Grand Sport V8.6162cc Engine Components::Camshafts 2007-2011 Chevrolet Corvette Z06 V8.7011cc Engine Components::Camshafts 2011 Chevrolet Corvette Z06 Carbon V8.7011cc Engine Components::Camshafts 2009-2011 Chevrolet Corvette ZR1 V8.-cc Engine Components::Camshafts 2009-2011 Chevrolet Corvette ZR1 V8.6162cc Engine Components::Camshafts