The Delco L89 1448C1 Miniature Lamp bulbs are vintage, incandescent light bulbs designed for car and truck use. With a pack of 8, these bulbs have a 12V voltage and are made in the United States. The interchange part number is 142452, and the manufacturer part number is 1448C1. The bulbs are specifically designed for vintage vehicles and offer a classic lighting solution for classic cars and trucks.