Mercury - Mariner - Tohatsu Outboard Motor Water Pump Impeller
Mercury - Mariner - Tohatsu Outboard Motor Water Pump Impeller
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For all marine engines, it is recommended that the water pump is inspected and the impeller or rotor is replaced annually or every 100 hours of use, whichever is soonest.
FITS depending on the year of manufacture:
MERCURY MARINE - MARINER OUTBOARD MOTORS:
3.3 hp (2-stroke) 1993 - on
4 hp (2-stroke) 1987 - on
5 hp (2-stroke) 1987 - on
4 hp (4-stroke) 1999 - on
5 hp (4-stroke) 1999 - on
6 hp (4-stroke) 1999 - on
NISSAN & TOHATSU OUTBOARD MOTORS:
2 hp (2-stroke)
2.5 hp (2-stroke)
3.5 hp M3.5B
3.5 hp NS3.5B
4 hp MFS4A
4 hp NSF4A
5 hp M5B
5 hp M5BS
5 hp MFS5A
5 hp NS5B
5 hp NS5BS
5 hp NSF5A
6 hp MFS6A
6 hp NSF6A
OEM part numbers:
Nissan Tohatsu: 369-65021-1
Mercury Marine: 47-16154 3, 47-16154-3, 47161543
Sierra: 18-3098
Mallory: 9-45302
CEF: 500377
SPECIFICATIONS:
Number of Blades: 6
Height: 14.30mm
External Impeller Overall Diameter: 33.58mm
Internal Shaft Insert Diameter: 10.25mm
If you are uncertain about the compatibility of this part with your outboard motor, please provide us with your model number and year. We can assist you in finding the right one.
SKU 1348