This is a great new part to get to finish that brake restoration project on your Porsche. Why settle for used, worn out rubber grommets when you can buy new one today. This is a new brake line grommet for your Porsche 914 '70-'76, all 356b, 356c, 912 and 911 '65 - ' 89.
This is the seal that fits in between the master cylinder and the reservoir. very necessary when replacing either to keep the system from sucking air.
Known as: sealing plug