COMP Cams 49-410-8 High Energy 200/210 Hydraulic Roller Cam for Ford 4.0L 6 Cylinder Good upgrade for factory cam in Explorers and Rangers. Good torque and mileage. Great for towing. 800-4,800 RPM Operating Range 200/210 Duration at .050". 112 Degree Lobe Separation Angle. 0.465"/0.500" Valve Lift High Energy grinds are a good blend of efficiency and performance: ideal for performance street rebuilds. Works well with mainly stock components such as rockers, manifolds, heads, compression, torque converters and gears. Fits '90-'01 Ford 4.0L 6 Cylinder Made in USA