Ferrea Competition Plus Hollow Stem 8mm x 1.615 LS7 Exhaust Valves
These Hollow Stem Lightweight Valves are manufactured with a unique process that gun drill and micro polish the hollow stem cavity. These valves achieve a weight reduction of approximately 20 % in a small block compared with a conventional stainless steel solid-stem valve. This weight savings allow engines to run at higher rpm’s than comparable solid valves in classes that do not allow the use of titanium valves.
Quality part
Cheapest price I could find. Very satisfied.