Vintage Bearcat Gasoline Porcelain Sign. This vintage sign from Bearcat Gasoline features their iconic animal and is perfect for collectors of gas and oil memorabilia. Whether you’re a fan of vintage advertising or simply appreciate the history of Bearcat Gasoline, this sign is sure to be a conversation starter. It’s a great addition to any man cave, garage, or collection. Vintage Bearcat Gasoline porcelain sign. 12 inches in diameter. Vibrant colors and excellent porcelain.