Delivers the awesome Thumpr sound from your HEMI with a simple camshaft change & tune. Excellent performance in the mid to upper RPM with only small losses below 2500 RPM. For 2003-2008 5.7/6.1L Dodge HEMI applications. Cam Type: Hydraulic Roller. Basic Operating RPM Range: 1600-6200. Intake Duration at .050 Inch Lift: 214. Exhaust Duration at .050 Inch Lift: 233. Advertised Intake Duration: 268. Advertised Exhaust Duration: 295. Lobe Separation: 112. Intake Valve Lift: 0.495. Exhaust Valve Lift: 0.492. Lifters Included: No. Valve Springs Required: No. Assembly Lubricant Included: No. Camshaft Gear Attachment: 1-Bolt. Camshaft Material: Billet Steel. Lifter Style: Roller.