Water Pump Impeller – Fits Mercury Marine 40-60hp Outboards (Replaces 47-19453T) 200-350HP Reduced engine performance at high

Reduced engine performance at high RPMs can also signal a cooling problem

and F100 4-Stroke outboards (1999–2002)

then torque them to the manufacturer's specified value and sequence

and immediately check for leaks and proper water flow from the exhaust

For this model

Water Pump Impeller – Fits Mercury Marine 40-60hp Outboards (Replaces 47-19453T) 200-350HP Reduced engine performance at highProduct Details This Sierra 18 8900 Water Pump Impeller Fits Mercury Marine 40 60hp Outboards (Replaces 47 19453T) is engineered for Mercury, Mariner, and Force outboard engines. It is designed for a direct fit on Mercury Mariner 40 60hp 3 cylinder outboards from 1991 and newer, including both standard and Big Foot models, ensuring reliable cooling performance. This impeller serves as a direct replacement for multiple part numbers, including Mercury