The Stovebolt Site Forums The Parking Lot Panels 'N Burbs tailight arms for 36 Surburban

Is this what you are looking for? This one sold on ebay. But if you can get a loaner, you can take it to one of the many 3-D copying places that can make one in plastic that you can use for a mold. Try your local college and see what they can do to help you. They may be able to make one for you for a donation to the college.