COMP Cams Camshaft CB 47S 321-R12 - cca11-747-14
COMP Cams Drag Race 4 & 7 Swap Firing Order 47S321R12 Roller Camshaft for Big Block Chevy PartNumber : cca11-747-14 Description : Drag Race 4/7 Swap Firing Order Camshaft Title : 11-747-14 CamShaft, CB 47S 321-R12 Advertised Exhaust Duration : 336 Advertised Intake Duration : 321 Assembly Lubricant Included : No Basic Operating RPM Range : 5,000-8,500 California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Cam Type : Solid Roller Camshaft Gear Attachment : 3-Bolt Camshaft Material : Billet Steel Camshaft Series : Drag Race 4 and 7 Swap Firing Order Engine Family : Chevrolet 396-454 c.i. 8 Cylinder (1967-1996) Exhaust Duration at .050 inch Lift : 296 Exhaust Valve Lift : 0.748 Grind Number : 47S 321R12 Intake Duration at .050 Inch Lift : 286 Intake Valve Lift : 0.748 Lifter Style : Solid Roller Lifters Included : No Lobe Separation : 112 Usage : Strip Valve Springs Required : Yes Exhaust Duration : 336 Exhaust Valve Lift(in) : 0.748 Intake Valve Lift(in) : 0.748 Exhaust Duration @ .050 in. : 296 Intake Duration : 321 Intake Duration @ .050 in. : 286 Lifter Type : Mechanical Roller RPM Range : 3000-9000 Engine Components::Camshafts
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