Thanks for the info.
The ''U'' refers to the car being built to U.S. specs and is right for the country you live in and where it was sold.
The W84 refers to 14X41/2'' Black road wheels (standard steel wheels).
The wheel covers as seen in the broadcast sheet are deluxe wheel covers which would be...
My thanks to Jim Lusk who is the K-Member guru around here, especially modifying a stock spool mount K-Member for a big block!
And I agree, the factory welds usually are terrible throughout the years.
I applaud you (the OP) for making the post about your problems with your K-Member with detailed...
Would you please post a picture of the broadcast sheet that shows that it was a specially built/ordered car?
And a shot of the fender tag and engine compartment would be helpful.
I take it the Magnum 500 wheels weren't stock on this car.
Patient with broken hand:
''Doc, will I be able to play the piano when my hand is healed?''
Doctor:
''Yes.''
Patient with broken hand:
''That's great! I couldn't play one before...''