Water Pump Base - 18-3422 - Sierra
Price: $26.16
Save: $6.33
(19% Off $32.49)
Part # 18-3422
2nd Day Air for $4.99 More Eligible
SHIPS TODAY!* if ordered in 5 hrs 16 mins.
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This item is found in the following Product Families
Replaces OEM part #
  • MERCURY MARINE 46-77516A1
Is this the correct part to fit a 1965 Mercury 500 SN 1762112, if not, what is?
No this is not the correct base. You need 46-39531A1 which we do not offer unfortunately.

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