Vintage high performance design, striking white dials, lustrous chrome bezels, domed lenses and package solutions define this series. Traditional incandescent lighting illuminates around the perimeter of the dial Auto Meter’s race proven mechanical instruments provide trusted accuracy while being simple to install No electrical system required for gauge operation - compatible with every street or race vehicle Mechanical movements provide accuracy and durability even in the harshest environments Gauge kit includes 1/8” nylon line, 1/8” NPT compression fittings, 1/4” NPT adapter, bulb and socket assembly, red and green bulb covers, mounting hardware, and detailed instructions for installation UPC 046074013218 Brand AUTO METER Model 1321 Exterior Smooth Material Nylon Bulb Type Incandescent Item Weight 0.01 ounces Manufacturer Auto Meter OEM Part Number 1321 Item model number 1321 Manufacturer Part Number 1321 Global Trade Identification Number 00046074013218