Thermostat – Fits Yamaha 2-Stroke Outboard 75-250 HP (Replaces 6E5-12411-30-00, 688-12411 Series) 3.3HP and a brittle

and a brittle

Please check the "Engine & Model Compatibility" list

Check for any fuel leaks before and after starting the engine

turning the driveshaft clockwise to help seat the impeller vanes correctly

especially for Mercury and Mariner engines

Thermostat – Fits Yamaha 2-Stroke Outboard 75-250 HP (Replaces 6E5-12411-30-00, 688-12411 Series) 3.3HP and a brittleProduct Details This replacement Thermostat Fits Yamaha 2 Stroke Outboard 75 250 HP (Replaces 6E5 12411 30 00, 688 12411 Series) is engineered for a wide range of Yamaha 2 stroke outboard engines from 1991 to 2005, including LZ, SX, VX, VZ, and Z series models. It ensures your engine maintains the correct operating temperature for optimal performance and fuel efficiency. It serves as a direct cross reference for Yamaha part numbers 6E5 12411 30 00,