Howards Cams - Howards Max Oval Hydraulic Flat Tappet Cam - SB Chevy - RPM Range: 1600-6200 - Valve Lift Int./Exh. w/ 1.5 Rocker: .450&quot;/.450&quot; - Duration @ .050&quot;: Int./Exh: 224/232° - Lobe Sep. Angle: 112°