*Thumpr Camshafts* * Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods * Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note * Best with aftermarket converters and more rear gear PartNumber : cca26-600-7 Description : Thumpr Camshaft Title : 26-600-7 CamShaft, CRHD 279T H-107 T THUMPR Intake Duration @ .050 in. : 227 Intake Valve Lift(in) : 0.486 RPM Range : 2000-7000 Exhaust Duration : 296 Exhaust Duration @ .050 in. : 241 Lifter Type : Hydraulic Flat Tappet Exhaust Valve Lift(in) : 0.472 Intake Duration : 279 Usage : Street/Performance Advertised Exhaust Duration : 296 Advertised Intake Duration : 279 Assembly Lubricant Included : Yes Basic Operating RPM Range : 2,000-5,800 California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Cam Type : Hydraulic Flat Tappet Camshaft Material : Cast Iron Camshaft Series : Classic Thumpr Engine Family : Chrysler 392 HEMI 8 Cylinder (1957-1958) Exhaust Duration at .050 inch Lift : 241 Exhaust Valve Lift : 0.472 Grind Number : 279TH7 Intake Duration at .050 Inch Lift : 227 Intake Valve Lift : 0.486 Lifter Style : Hydraulic Flat Tappet Lifters Included : No Lobe Separation : 107 Valve Springs Required : Yes 1957-1958 Chrysler 300 Base V8.-cc Engine Components::Camshafts 1957-1958 Chrysler Imperial Base V8.6425cc Engine Components::Camshafts 1957-1958 Chrysler Imperial Crown V8.-cc Engine Components::Camshafts 1958 Chrysler Imperial LeBaron V8.-cc Engine Components::Camshafts 1957-1958 Chrysler New Yorker Base V8.6425cc Engine Components::Camshafts 1957-1958 Chrysler Newport Base V8.6425cc Engine Components::Camshafts 1957-1958 Chrysler Town & Country Base V8.6425cc Engine Components::Camshafts