Thermostat – Fits Honda Marine 8-225 HP (Replaces 19300-ZW9-003, 19300-ZY3-023) family-yamaha-15mshs keeping it upright to minimize

keeping it upright to minimize oil spillage

turning the shaft clockwise to bend the blades correctly

restoring cooling performance to factory specifications

and horsepower against the compatible models listed in the table above

1 x Water Pump Housing Gasket

Thermostat – Fits Honda Marine 8-225 HP (Replaces 19300-ZW9-003, 19300-ZY3-023) family-yamaha-15mshs keeping it upright to minimizeThermostat Fits Honda Marine 8 225 HP (Replaces 19300 ZW9 003, 19300 ZY3 023) This stainless steel thermostat is designed for Honda Marine 4 stroke outboard engines from 8 HP to 225 HP (years 1998present). It maintains proper engine operating temperature by regulating coolant flow to ensure optimal performance and prevent overheating. Direct Replacements: Honda 19300 ZW9 003, 19300 ZY3 023, 19300ZY3023, 19300ZW9003, Sierra 18 3628, Sierra 18 3541.