This is about the best pic I can find...have nothing showing the exact placement of the screws. If you look at the lower portion of the grill, top rung, the screws are in the two furthest vertical slats going in from the sides. Hope this helps (at least a little!).
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\'03 DreamCruiser #1040, too many interior and exterior chrome accents to list, orange/white underbody neons, SPICY PT 3BL and plate