Edelbrock Performer-Plus Camshaft #2167 is designed for 429-460 Ford V8 engines and produce optimum torque from the low-end to the mid-range. Performer-Plus camshafts should be matched with Performer manifolds for vehicles operating from off-idle to 5500 rpm. The Performer-Plus #2167 is a smooth idling cam for daily drivers, trucks, vans, RVs and 4x4s. You can expect a major improvement in throttle response and torque. In the manifold section you'll find torque graphs showing the power gains from Performer manifolds and Performer-Plus cams. All camshafts include flat tappet lifters (except for cams designed f or use with stock roller lifters), assembly lube and instructions. This cam produced 455 Ft Lbs of Torque when paired with Performer intake manifold #2166 and stock cylinder heads. Camshaft specifications: - Intake duration: 194 Degrees - Exhaust duration: 204 Degrees - Intake lift: .460" - Exhaust lift: .480" - Lobe separation: 110 Degree - Intake Center Line: 105 Degree - Vacuum: 15"