This Genuine Tohatsu Marine Part is a relief valve (UP) with the part number 3C8-77440-0. It is a crucial component designed to regulate and release excess pressure within the marine system, ensuring optimal performance and preventing any potential damage. This high-quality valve is manufactured by Tohatsu, a trusted brand in the marine industry, guaranteeing its reliability and durability. It is compatible with various Tohatsu marine models and can be easily installed for seamless integration into your boat's system. Trust this Genuine Tohatsu Marine Part to maintain the proper pressure levels and ensure the smooth operation of your marine vessel.