SKU: 45-03163

Star Racing has done extensive research and development to bring you the finest line of camshafts available. From street to pro stock to turbo, we can set you up with a winning combination. All cams listed are billets - no cores required. Recommended valve lash .006" - .008". Pro Stock - the ultimate. Cams Z7 - Z14 require 650 style tappets, retainers and shims. Cams listed are recommended sets but are sold individually. Grind Z14. Valve lift .507". Duration @ 0.040" 272°. Lobe center 109° Intake, Lobe center 113° Exhaust, Intake 26°/67°, Exhaust 67°/25°, Base circle 1.000"