Originally Posted by Brian_B
I am going to ask a question that may get me shot, but...
Why do they call it a nailhead?
I have never seen one in person. I am faimiar with ford flatheads and Y-blocks.
From what I understand they got the name Nailhead because with the valve covers off the valves look like nails sticking up because the valves are vertical not angled like most engines.