Water Pump Repair Kit - 18-3407 - Sierra
Price: $72.11
Save: $9.88
(12% Off $81.99)
Part # 18-3407
2nd Day Air for $2.99 More Eligible
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This item is found in the following Product Families
Replaces OEM part #
  • MERCURY MARINE 817275A09
For: Mercury 135/150/175 4-Stroke Verado (S/N 1B227000 & Up), 200/225 4-Stroke Verado (S/N OT980000 & Up), and 250/275 4-Stroke Verado (S/N OT801000 & Up)
Will this work with a 2000 model 225 Optimax?
We will need to know engine serial number to confirm part.

What tools needed to install?
You will need to refer to a repair manual for your motor to get those suggestions. We offer some:

Will this kit work on my 2002 225 optimax 0t512756?
You need 18-3570.

Will it work on 2002 225 merc optimax ot 566-729?
No. You need 18-3265.

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