Autometer Sport Comp Cylinder Head Temperature Gauge with Sender 2 5/8 Inch: Beetle (1960-1979), T2 Bay (1968-1979), T2 Split Bus (1960-1967)Cylinder head temp gauge 2 5 8'' Feature Points Traditional incandescent lighting illuminates around the perimeter of the dial 12 and 16 volt compatible, well suited with nearly every street car or race car electrical system Gauge kit includes 1 8'' NPT temperature sender, 3 8'' and 1 2'' NPT adapters, bulb and socket assembly, red and green bulb covers, mounting hardware, and detailed instructions for installation All air cooled applications CONTACT