Thermostat 50°C/122°F – Fits Yamaha 4-Stroke 2.5–70 HP (Replaces 6G8-12411-00, 69M-12411-00/01) 205HP Pro-Grade Standards — We supply

Pro-Grade Standards — We supply high-quality marine parts engineered to meet or exceed OEM-level tolerances and rigorously tested for real-world reliability

Use a new gasket if required

and serial number ranges where specified

This can vary based on fuel quality and usage

BEL ser# 9415101 & Up

Thermostat 50°C/122°F – Fits Yamaha 4-Stroke 2.5–70 HP (Replaces 6G8-12411-00, 69M-12411-00/01) 205HP Pro-Grade Standards — We supplyProduct Details This is a replacement Thermostat 50C 122F Fits Yamaha 4 Stroke 2. 570 HP Outboards, designed to regulate engine temperature for optimal performance and longevity. It is engineered for a broad range of Yamaha 4 Stroke marine engines from 2. 5 HP to 70 HP, covering models from 1987 to the present, including popular series like F2. 5, F9. 9, F15, and F20. This part serves as a direct interchange for Yamaha part numbers 6G8 12411 00, 69M