BAE fuel head corner block stud. This stud is made from the most durable material in the industry L-19. Its strength is superior to regular steel and will allow the racer better clamping load than a conventional stud.
Stud is 7/16-14 on the block side and 3/8-24 on the cylinder head side and is 5.100" long. Stud has a internal allen head broached on the 3/8 side for easy install.