Identify these Rear fenders on my roadster

[The Zoomer]

Guys,
I've looked around and other guys have said 33-34 Plymouth, and Pontiac etc. A pair of these rear fenders came in a 30 roadster I bought several months back and I have not been able to make the model out. They are a little wider than the original ford ones, they have an embossed reveal down on the bottom as you can see and the bolt up holes are also vary, because they slotted out the original holes on the body. They look cool, I just would like to know a year, model and make.. Any one???