1956-1980 Corvette Exhaust Manifold Studs And Brass Nuts play an essential part in securing the exhaust manifold or heat riser to the exhaust plumbing. Replacing the Studs and Nuts ensure the seal between the manifold and the exhaust pipe does not leak which could potentially cause power loss and excessive heat build up. Sold as a set of 12 Pieces.
The purpose of brass exhaust manifold nut are to avoid corrosion and the bonding of the nuts to the manifold studs.