Michael...I can't help you regarding the wheels,but just to say you've done an outstanding job!
The 6-lug might be a problem with 5 spoke wheels. Hopefully someone will prove me wrong....

Your dad will be so proud,and I look forward to seeing/hearing the Youtube video!
Thanks for sharing.
Jock thumbs_up

1950 Chevy Advance Design 3100 in Scotland
In the Stovebolt Gallery
More pix on Flickr.
I've definately got this truck thing in my blood ... my DNA sequence has torque settings
"Of all the small nations of this earth,perhaps only the ancient Greeks surpass the Scots in their contribution to mankind" Winston Churchill.