The Genuine Tohatsu Marine Part is a pump case sub-assembly (upper) with the part number 3B7-65016-0. It is a high-quality replacement part manufactured by Tohatsu, a trusted brand in the marine industry. This pump case sub-assembly is designed to fit perfectly and function efficiently in various Tohatsu outboard motors. It is a crucial component that helps in the proper functioning of the water pump system, ensuring a steady flow of coolant to prevent overheating and maintain optimal engine performance. With the part number 3B7-65006-0, this Genuine Tohatsu Marine Part is a reliable choice for boat owners and marine enthusiasts who value durability and performance.