Enhance the performance of your small block Chevy with the Holley 12-327-11 Mechanical Fuel Pump. Designed for custom fitment, this pump is suitable for various engines- from the 265 to the 400 models. Crafted with precision in the United States, this chrome Holley fuel pump is a testament to durability and quality. The pump's mechanical drive type ensures a steady and consistent fuel flow, making it an excellent upgrade for your car's fuel system. WAS BOLTED ON NEW ENGINE ON STAND AND NEVER RAN.