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COMP Cams CL20-224-4: Xtreme Energy 274H Hydraulic Flat Tappet Camshaft & Lifter Kit Lift: .488" /.491" Duration: 274°/286° RPM Range: 1800-6000 - JEGS High Performance
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Amazon.com: COMP Cams CL42-224-4 Xtreme Energy 230/236 Hydraulic Flat Cam and Lifter Kit for Oldsmobile 260-455 : Automotive
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