This engine piston ring set is made by DNJ Engine Components and is perfect for those with an OHV, Magnum, or 16 valve engine. The set includes piston rings and has a manufacturer part number of PR1141. It is a high-quality product that will enhance the performance of your engine.The brand is well-known for producing reliable and durable engine components. This set is suitable for use in cars and trucks and is a great addition to any engine. Whether you're looking to upgrade your current engine or need a replacement part, this piston ring set is an excellent choice.