
The LSX-DR is the highest-flowing cylinder head available for the LS engine, and Ferrea Racing Components helps drag racers take advantage of that airflow with a titanium/stainless-steel valve package. Ferrea is touting its line of tool-steel retainers that are almost as light as titanium but cost less.
Build your own custom newsletter with the content you love from Chevy Hardcore, directly to your inbox, absolutely FREE!