555-103: Steel Cup Expansion Plug 36.5mm, Height 0.410

Engine expansion plug (cup type, steel) designed to match the fit and function of the original part on specified vehicles. Material: Steel; Maximum Diameter: 1.456 in; Minimum Diameter: 1.443 in; Type: Cup Type; Package Contents: Expansion Plug. Features: direct replacement matching fit and function of the factory part on specified years, makes and models; a reliable replacement for an original part that is missing or has failed due to fatigue; made from quality materials to ensure reliable performance and long service life. Country of Origin (Primary): US. Fits vehicles such as Dodge Omni (1978-1983) and Porsche 924 (1980-1982).