This high-performance 7-blade fan is a perfect fit for your 71-79 Chevrolet Corvette, Chevelle, Camaro, or Truck. Made with high-quality materials like aluminum and steel, this vintage part is built to last. The fan has an OE/OEM part number of 3991431 and a manufacturer part number of 3193431. This fan is designed for optimal engine cooling and is a great addition to your car or truck. Its country/region of manufacture is the United States, ensuring the highest quality. Get this performance part today and take your ride to the next level!