The product is a OEM Honda power steering pump sub-assembly with pulley specifically designed for the 1988-1991 Civic. It is a direct replacement part suitable for various models including 3-door hatchback, 5-door station wagon, and 4-door sedan. The pump pulley is included in the package, making it convenient for installation. It is a genuine OEM part manufactured by Honda with the part number 56110-PM3-030, ensuring quality and compatibility with the specified vehicles. Additionally, the product comes with a California Prop 65 warning regarding potential health risks.