Motor State Distributing has set the pace for high-performance automotive components for racing street and off-road use. A high water temp can be detrimental to an engine. Heat is the enemy of performance and reliability. Keep tabs on your temps with the most trusted water temperature gauge on the market. AutoMeter's advanced 1/8 NPT temperature transducer is included for a simple installation on any application. Features. 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.