Allstar 36115 aluminum radiator overflow tank with filler neck. One quart capacity. Works well for cars with the manifold filler neck higher than the radiator top tank. Tank can be easily mounted as the highest point of the cooling system. Features a heavy duty aluminum neck designed to seal without compression of neck ring. Tapped with 1/8" NPT bung for overflow, 3/8" NPT bung on side and 1/2" NPT bung on the bottom. Measures 8 1/2" long with a 4" diameter. Natural aluminum finish. Allstar 36115 one quart aluminum radiator overflow tank with filler neck ALLSTAR-36115 Check out our selection of coolant overflow recovery tanks. HOURS: 11:00 am to 6:00 pm Monday - Friday Eastern Standard Time We welcome CANADIAN customers! For ordering information, click on "Orders To Canada" at the top left side of this page. We will not ship to freight forwarding - expediting companies. PAYMENT METHODS: PayPal, Visa, Mastercard, Discover, American Express, money orders.