Vintage Moon Aluminum “Race Programmed” Valve Spring Retainer MAR-5

The valve spring retainer is designed to spring back and maintain constant pressure against the valve, ensuring that the engine runs smoothly. This valve spring retainer is a must-have item for all car enthusiasts, who are looking to enhance the performance of their vehicle. Try out the unique Vintage Moon Aluminium “Race Programmed" Valve Spring Retainer MAR-5 and experience the thrill of racing on the tracks.