That cartoon with Dwayne Johnson came to mind when I saw this for the first time. But this era was known for wild concepts anyway so this wild thing should not come as a surprise as a 50's custom.

It's a 1960 Electra/Invicta.

After  gearhead went on a mission to find out what the headlights would have been on,  dory-dog Found out what the headlights came from. A Dodge Caliber.

Taken at the 2013 World of wheels in Kansas City.