Originally Posted by mopar dave
I have a pair from Tim. How do you tell which ones you have visually? Its never been clear to me how you tell the difference.

Of the heads they were selling for the last 10 or more years that we would use, the replacement heads were made from a 1965 street hemi casting head. So you will see the normal Mopar date tag on the left under the valve cover.

The custom heads will say HANSEN there.

2011 Drag Pak Challenger