Best average torque & HP over a wide RPM range, requires aftermarket pistons with valve reliefs. Perfect for road race and serious street use. Stable to 7500 RPM w/ CK & MK Kits. For 1997-2015 GM LS GEN III/IV 3-Bolt 8 Cylinder. Cam Type: Solid Roller. Basic Operating RPM Range: 3,400-7,500. Intake Duration at .050 Inch Lift: 250. Exhaust Duration at .050 inch Lift: 260. Advertised Intake Duration: 290. Advertised Exhaust Duration: 300. Lobe Separation: 111. Intake Valve Lift: 0.672. Exhaust Valve Lift: 0.668. Lifters Included: No. Valve Springs Required: Yes. Assembly Lubricant Included: No. Camshaft Gear Attachment: 3-Bolt. Camshaft Material: Billet Steel.
