This Genuine Tohatsu Marine Part is a thermostat with the part number 3H6-01030-0. It is designed specifically for Tohatsu outboard motors and is used to regulate the engine's operating temperature. The thermostat helps to maintain optimal engine performance by controlling the flow of coolant through the engine. It is a high-quality and reliable component that ensures the engine operates at the correct temperature, preventing overheating and potential damage. This Genuine Tohatsu Marine Part is a crucial component for maintaining the efficiency and longevity of your Tohatsu outboard motor.