Water Pump Impeller Kit – Fits Mercury 9.9-20 HP 4-Stroke (Replaces 8M0135821, 8M0137849) 124HP especially at speed

especially at speed

and reopen the seacock

Remove the mounting bolts or nuts and carefully lift the carburetor off the intake manifold

Always verify your impeller has these threads before purchase

Ensure the engine is off and the shifter is in neutral

Water Pump Impeller Kit – Fits Mercury 9.9-20 HP 4-Stroke (Replaces 8M0135821, 8M0137849) 124HP especially at speedProduct Details This Water Pump Impeller Kit Fits Mercury 9. 9 20 HP 4 Stroke (Replaces 8M0135821, 8M0137849) is designed for Mercury and Mariner 4 Stroke outboards (9. 9, 10, 15, and 20 HP, 333cc 2 Cylinder models) from 2020 and newer with serial numbers 0R833820 and above, including ProKicker and SeaPro variants. It is also compatible with select Nissan and Tohatsu MFS 15 20 HP models featuring equivalent cooling systems. This kit serves as a direct