SKU: 45-03157

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". Ultimate street/strip. Needs more comp. Cams Z7 - Z14 require 650 style tappets, retainers and shims. Cams listed are recommended sets but are sold individually. Grind Z7. Valve lift .429". Duration @ 0.040" 272°. Lobe center 110° IN, Lobe center 112° EX, Intake 24°/68°, Exhaust 66°/26°, Base circle 1.060"