Texaco Gasoline porcelain sign features a striking design with bold red colors and is made of porcelain material. The sign measures 15 3/4″ X 4 3/4″ and is in excellent condition, with no major chips or cracks. Whether you are displaying this sign as part of your collection in your man cave, shop, bar, or garage, or giving it as a gift, you can also browse my other auctions for more vintage gas, oil, aviation, automobile, motorcycle, and hunting signs. Vintage Texaco porcelain sign. Texaco T – Free Air. 15 3/4″ X 4 3/4″. Bright colors w/ porcelain on both sides.