Thermostat 50°C – Fits Yamaha 2-Stroke 3HP-250HP Outboards (Replaces 6E5-12411, 688-12411-10, 6H3-12411) 115-350HP or sooner if the engine

or sooner if the engine is used in harsh conditions or shows any signs of fuel delivery issues

Fits select Yamaha C40 and CV40 outboard models

For Yanmar engines

Constructed with a durable neoprene rubber impeller and a brass hub for corrosion resistance

Thermostat 50°C – Fits Yamaha 2-Stroke 3HP-250HP Outboards (Replaces 6E5-12411, 688-12411-10, 6H3-12411) 115-350HP or sooner if the engineProduct Details This aftermarket Thermostat 50C Fits Yamaha 2 Stroke 3HP 250HP Outboards (Replaces 6E5 12411, 688 12411 10, 6H3 12411) is designed for a broad range of Yamaha 2 Stroke engines from 3 HP to 250 HP, covering models from 1984 to 2004. It maintains an operating temperature of 50C (122F) to ensure optimal engine performance. It is also compatible with select Parsun & Makara Marine 2 Stroke models, though confirmation with manufacturer