Vintage VICO Motor Oil Porcelain Sign. This vintage Vico Gasoline sign is a great addition for collectors of gas and oil memorabilia. The sign features Mickey and Minnie Mouse. Made of porcelain, this sign measures 12 across. Don’t miss your chance to own this unique gas pump plate sign. This sign will enhance your mancave, collection, shop, or garage. It is your chance to own a piece of Vico Motor Oil advertising. Vintage Vico Motor Oil sign. Walt Disney Minnie and Mickey. Porcelain on both sides. 12 inches in diameter. Vibrant colors and excellent porcelain.