Good bracket cam. 10.5:1+ compression, 3500+ stall in 440, 3800+ in 383. 3,500-6,500 RPM Operating Range 256/266 Duration at .050". 108 Degree Lobe Separation Angle 0.550/0.570 Valve Lift Strip Ready - COMP Cams Drag Race series was developed to propel your drag car to the finish line first. Including more aggressive lobe designs, Drag Race grinds deliver exceptional power for every application. N/A, Nitrous, Blower and Turbo - Regardless of the build, COMP's Drag Race line has a camshaft for your engine. With grinds for naturally aspirated, blown, turbo and nitrous engines, the Drag Race series was developed for the most common drag race engine combinations out there. Fits Chrysler 383-440. Has 3 Bolt Camshaft Bolt Attachment Made in USA