These mounted to the front fenders are commonly used as turn signals and parking lights. These are repops of lights that were available in '37.

For the back you can use the '40 style tail light on both sides then use this back up light as a turn signal on both sides.

 This is how the lights look on the front fenders. This is how the back up light looks mounted to the tail light.

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Name your dog Naked so you can walk Naked in the park.