Edelbrock Rollin' Thunder Camshaft #2206 is designed for 383-400-440 Chrysler V8 engines and produces optimum torque from the low-end to the mid-range. Rollin' Thunder camshafts should be matched with Performer manifolds for vehicles operating from off-idle to 5500 rpm. They are smooth idling cams 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 for use with stock roller lifters); assembly lube and instructions. This cam produced 571HP and 523 Ft Lbs of Torque when paired with Pro-Flo XT EFI system #3544;Performer RPM cylinder heads #60925 and Edelbrock roller tappet lifter set #97483. Must use included bronze distributor gear; failure to do so could result in engine failure. Camshaft utilizes three bolt configuration. Must use with high stall torque converter only.Camshaft specifications:- Intake duration: 240 Degrees- Exhaust duration: 248 Degrees- Intake lift: .540"- Exhaust lift: .545"- Lobe separation: 112 Degree- Intake Center Line: 107 Degree- Vacuum: 10"
Edelbrock Rollin� Thunder Camshaft # 2281 is designed for 351W Ford V8 engines and produce optimum torque from the low-end to the mid-range. Rollin� Thunder camshafts match with Performer manifolds for vehicles operating from off-idle to 5500 RPM. They are smooth idling cams 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 for use with stock roller lifters); assembly lube and instructions. This cam produced 449HP and 413 Feet-Pound of Torque when paired with RPM Air-Gap Dual Quad intake manifold and Performer RPM cylinder heads. Must use a high stall torque converter. Will not work with stock valve springs.