Thermostat Kit – Fits Mercury/Mariner Verado 135-300HP (Replaces Mercury 892864T04, Sierra 18-3631) Mercury MerCruiser 18 in) Circuit Type 2-way

18 in) Circuit Type 2-way Operating Power 0

This impeller serves as a direct replacement for multiple part numbers

This kit is an aftermarket upgrade that replaces the standard flush plug with a permanent quick-connect system

Thoroughly clean the mounting surface on the engine block to remove all old gasket material

drilling required Material Marine Grade Reinforced Nylon PA66 Plastic (UV-Resistant) Color Silver Dimensions H: 13

Thermostat Kit – Fits Mercury/Mariner Verado 135-300HP (Replaces Mercury 892864T04, Sierra 18-3631) Mercury MerCruiser 18 in) Circuit Type 2-wayProduct Details This Thermostat Kit for Mercury Verado 135 300 HP is designed for Mercury and Mariner Verado four stroke outboard engines from 135HP to 300HP (2005present). It plays a crucial role in maintaining optimal engine operating temperature by precisely regulating coolant flow, ensuring efficient performance and preventing overheating. It serves as a direct replacement for Mercury part numbers 892864T04 and 8M0174561, as well as Sierra 18