The Vintage Valve Seats by Hellyer Steel Parts Company are various sizes suitable for racing Indy cars. Made of steel in the United States, these valve spring seats come in a set with valve seats included. Perfect for restoring classic engines or constructing high-performance ones, these durable and reliable components from a trusted brand like Hellyer are essential for maintaining proper valve function in your vehicle. Some of these are full and others are missing some of them. These came from a shop where the gentleman worked on vintage Indy cars.