The Kenworth 2005 and older large pyrometer gauges are designed for easy installation with 3 1/8 or 3 3/8 mounting holes. Featuring a red color with a black bezel, these gauges provide accurate temperature readings for your vehicle. With their practical design, they offer a reliable solution for monitoring engine performance and preventing potential issues. Upgrade your Kenworth truck with these high-quality gauges that ensure optimal functionality and enhance your driving experience.