This high-quality sleeve is the perfect fit for Cummins Engine models KTA19, KTA38, and KTA50. It is manufactured in China and comes in a unit quantity of one. The sleeve is designed to enhance the performance of your engine and is a must-have for any commercial truck owner or engine enthusiast. The manufacturer part number for this item is 207509. This sleeve is compatible with a variety of engines and is a valuable addition to your engine's components. It is a reliable and durable product that ensures the smooth functioning of your engine. The sleeve is suitable for use in a range of conditions and is the perfect solution for those seeking high-quality engine components.