These 2x SCE S135743 Copper Head Gaskets are specifically designed for 1970-1990 Chevrolet 454 Titan engines with a 4.570" bore size. These high-performance gaskets are made of durable copper material, offering excellent sealing properties for improved engine performance. With a thickness of .043 inches, these red gaskets feature a universal fitment and are sold in a pack of 2. Manufactured by SCE in the United States, these head gaskets are a reliable choice for any car or truck restoration project. Exact item set is shown. New open box without original packaging. Sold as used due to the gaskets having a slight warp at the end from storage but should flatten out with installation. .043" compressed thickness. Set weight 2 lbs. Made in USA. No returns on installed items or partial sets. This item is new with opened or damaged packaging. It may or may not be a customer return. It has been inspected and passed quality control to insure the condition described and contents are accurate. It may show minor wear from handling. Please review actual photos as stock photos are not the actual item, our photos are. You will ONLY receive exactly what is shown in photos, regardless of what might have originally been included. Please review our business policies in our store for information regarding returns, shipping and warranties. Most items have free fast shipping in 1 business day (see details). Message us anytime. Buy from a trusted 16+ year seller! No Returns.