This 8-piece piston set includes rings (model AJ133) designed for 5.0L V8 supercharged engines.Constructed from aluminum, the pistons feature a dome-shaped design with a flat to support efficient combustion.The dual-layer piston rings are treated with a nitride coating to improve wear resistance and maintain compression.This set is intended as a direct replacement for engine rebuilds and includes eight pistons with matching rings.Suitable for automotive repair and performance applications requiring compatible internal engine components.