Experience seamless operation of your 1989 Ford E-350 Econoline with the genuine Motorcraft Ported Vacuum Switch, part number D5AZ8A564A. This OEM replacement part is designed to meet the exact specifications of your vehicle, ensuring a perfect fit and reliable performance. Crafted with quality and durability in mind, this switch is a great choice for maintaining the integrity of your vehicle's systems. Its vintage charm is a bonus for collectors and enthusiasts looking to preserve the classic feel of their Econoline. Note that this is not a universal fitment part but a specific OEM component for your model.