*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 : cca12-364-4 Description : Xtreme Fuel Injection Camshaft Title : 12-364-4 CamShaft, CS 252XFI H-13 Exhaust Valve Lift(in) : 0.472 Intake Duration @ .050 in. : 208 Intake Valve Lift(in) : 0.477 Lifter Type : Hydraulic Flat Tappet Exhaust Duration @ .050 in. : 217 Exhaust Duration : 266 Intake Duration : 252 RPM Range : 1000-7000 Usage : Street/Performance Advertised Exhaust Duration : 266 Advertised Intake Duration : 252 Assembly Lubricant Included : Yes Basic Operating RPM Range : 1,300-5,300 California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Cam Type : Hydraulic Flat Tappet Camshaft Gear Attachment : 3-Bolt Camshaft Material : Cast Iron Camshaft Series : XFI Engine Family : Chevrolet 262-400 c.i. 8 Cylinder (1958-1998) Exhaust Duration at .050 inch Lift : 217 Exhaust Valve Lift : 0.472 Grind Number : 252XFI H13 Intake Duration at .050 Inch Lift : 208 Intake Valve Lift : 0.477 Lifter Style : Hydraulic Flat Tappet Lifters Included : No Lobe Separation : 113 Valve Springs Required : Yes K-Kit Upgrade : K12-364-4 SK-Kit Upgrade : SK12-364-4 Cam and Lifter Kit Upgrade : CL12-364-4 1985-1986 Chevrolet Camaro Iroc-Z V8.-cc Engine Components::Camshafts 1982-1983 Chevrolet Camaro Z28 V8.-cc Engine Components::Camshafts 1985-1986 Chevrolet Camaro Z28 V8.-cc Engine Components::Camshafts 1982 Chevrolet Camaro Z28 Indianapolis 500 Pace Car V8.-cc Engine Components::Camshafts 1985-1986 Chevrolet Camaro Z28 Iroc-Z V8.-cc Engine Components::Camshafts 1982 Chevrolet Corvette Base V8.-cc Engine Components::Camshafts 1984-1986 Chevrolet Corvette Base V8.-cc Engine Components::Camshafts 1957-1958 Chevrolet Corvette Base V8.4638cc Engine Components::Camshafts 1960-1961 Chevrolet Corvette Base V8.4638cc Engine Components::Camshafts 1962-1965 Chevrolet Corvette Base V8.5358cc Engine Components::Camshafts 1982 Chevrolet Corvette Collector's Edition V8.-cc Engine Components::Camshafts 1986 Chevrolet Corvette Indianapolis 500 Pace Car V8.-cc Engine Components::Camshafts