18-3424 - Replaces Mercury # 46-77177A1
WATER PUMP BASE
18-3424 - Replaces Mercury # 46-77177A1
Fits the following Mercury/Mariner engines (HP - Serial # Range):
30 Jet - C159200-G589999
35 - 6445653 & up
40 (2 cyl) - 4860103-6445653
40 (4 cyl) - C159200 & up
45 - 5531630 & up
50 (4 cyl) - 4962056 & up
50 (3 cyl) - 6428681-D000749
60 - 6428681-D000749
65 (3 cyl) - 4382057-4571651
70 - 4977157-B1100553
If you have a question whether this item will fit your engine, please contact us at
doug@boatsportandtackle.com
and provide us with the hp, year and model # of your engine and we can verify it for you.
Manufacturer: Sierra
MPN: 46-77177A1
SKU: 18-3424
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