All of our products are new & unused unless otherwise specified. Some packaging may have slight damage, be discolored, or be old stock packaging from the manufacturer. Please reach out with questions prior to purchasing or if there are any issues. Thanks! The ARP 200-2405 Carburetor Stud Kit is a high-performance auto parts product manufactured by ARP in the United States. This kit includes 8740 hex nuts with a 4.700" length and a 3" spacer, designed for improved engine and component performance. The black oxide surface finish adds durability and corrosion resistance. This product is a valuable addition for those looking to enhance their vehicle's performance with quality, reliable fasteners and stud kits.