Information
Ferrea LS7 Hollow Stem 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.
-1.615³ head
-.313³ Stem
-84g
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