Hydraulic Flat Tappet Camshaft, V8, 222 Duration

The GM 3863151 camshaft is a replacement part designed to replicate the performance of factory muscle cams for Chevrolet small-block engines, specifically those with 262-400 cubic inch displacements, manufactured between 1958 and 1998. This camshaft utilizes hydraulic flat tappet lifters and offers a duration of 222 degrees at 0.050 inch lift on both the intake and exhaust sides, with a corresponding valve lift of 0.447 inches. This camshaft is identified by its factory ID number 3863151 and was originally specified for 327 cubic inch engines producing 350 HP (1965-1968) and 325 HP (1967-1968). The "factory MuscleT" designation indicates that COMP Cams has reproduced these original muscle car cam specifications to their own strict tolerances. The operating characteristics include a recommended RPM range of 1800-5800, a lobe separation angle of 114 degrees, and an intake centerline of 114 degrees. It is crucial to note that this camshaft is designated for RACING/COMPETITION Use Only. For California residents, non-compliant parts may only be used on designated closed-course racing vehicles that are never registered for highway use. Other regions should consult local statutes and ordinances to ensure compliance with emissions standards. The GM 3863151 camshaft is listed as fitting a wide range of Chevrolet small-block applications from 1958 through 2002, covering engine displacements from 262 to 400 cubic inches. Specific fitments include various Buick models such as Century, Commercial Chassis, Electra, Estate Wagon, LeSabre, and Regal, as well as AM General Hummer and Avanti models.