John -

It is NOT 18.5 inches wide, it is 7 1/2" wide and 2 3/8" tall. Interestly, the General Motors trucks from that era had a very wide piece of trim on the side of the hoods in order for the words "General Motors" to fit on the insignia.

Hope this helps!

Joe smile

"Truckin' Around .......... Since 1937!"
My name is Joe and I am addicted to Classic Country Music. I just can't hep myself.
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