Denny, that is one sweet ride. Sorry I didn't see the vibration you referred to. If it is a real bother to you, I can give you a suggestion. Install a steering damper. They are relatively inexpensive and easy to install. No one will know it's there but you. Just a thought.

Martin
'62 Chevy C-10 Stepside Shortbed (Restomod in progress)
'47 Chevy 3100 5 Window (long term project)
‘65 Chevy Biscayne (Emily)
‘39 Dodge Business Coupe (Clarence)
“I fought the law and the law won" now I are a retired one!
Support those brave men/women who stand the "Thin Blue Line"! Hug a cop!
USAF 1965-1969 Weather Observation Tech (I got paid to look at the clouds)