With time, hardware will begin to rust, become brittle, break, or fall out. The same goes for the exhaust manifold bolts on your C3 Corvette.
This C3 Corvette 1968-1974 Exhaust Manifold Bolt Set can be
used to replace old, damaged, or lost bolts or to secure your brand-new exhaust manifold.
They are a reproduction and have been manufactured to
original factory specifications to ensure a direct replacement on your C3
Intended for use on 1968-1974 C3 Corvettes with big block engines and with power steering.