Thermostat (160°F/71°C) – Fits MerCruiser 3.0-7.4L V6/V8 (Replaces 8072522, 807252T2, 8M0109441) Yanmar How often should the U-joint

How often should the U-joint bellows be replaced

Installs directly in the OEM sea water pump housing

this impeller is compatible with all years of the 6LY

and 6R3-24563-00-00

Thermostat (160°F/71°C) – Fits MerCruiser 3.0-7.4L V6/V8 (Replaces 8072522, 807252T2, 8M0109441) Yanmar How often should the U-jointProduct Details The Sierra 18 3649 marine thermostat is a direct fit replacement for MerCruiser 3. 0L to 7. 4L GM engines from 1987 and newer. Designed for Alpha and Bravo sterndrive models with fresh water (closed cooling) systems, it maintains the correct operating temperature of 160F (71C) for optimal engine performance. This part provides a direct interchange for Mercury MerCruiser 8052732, 8072522, 807252T2, 8M0091470, 8M0109441; Sierra 18 3649;