The ROCKWOOD Chrome Knob & S/S Plate Engine Timer Shutdown is a practical and versatile product designed to fit Kenworth models T600, T800, W900B, and W900L. With an adjustable dial and a sleek chrome finish, this product offers convenience and functionality. The engine timer shutdown feature ensures efficient use of fuel and prolongs the lifespan of the engine. Made with high-quality materials, including a stainless steel plate, this product is built to last. Upgrade your Kenworth model with the ROCKWOOD Chrome Knob & S/S Plate Engine Timer Shutdown for improved efficiency and durability.