Midwest ModelRama Details. It’s time to write it on you calendar and plan to attend the ModelRama. It’s held each year in Dayton Ohio and is the largest Swap/Auction in the Tri-State. As you can see from the 2011 images, it’s a show with plenty of shoppers and lots of tables loaded with goodies. Your sure to find new and used ready to flys. We always have a good selection of models from excellent to resto. Also lots of suppliers and goodie boxes galore to root through. Not only a good selection of of used but also new will be on hand. Bring a few extra bills, your sure to find something worth sneaking in the house here. If you’ve got some items you want to clear out, try our auction. We’ll turn that pile of once-loved goodies into cash so you can get what you really want.