This product has been discontinued.
Sierra
Sierra 18-3147 Water Pump Kit
Price: $114.95
Discontinued
Save: $43.94
(27% Off $158.89)
Part # 18-3147
(Discontinued)
Replaces OEM part #
  • MERCURY MARINE 817275T4
  • MERCURY MARINE 817275K05
For: Gen ll-Lower s/n D469859 and Up

Contains:
  • (1) 18-2354 Carrier Seal
  • (1) 18-3056 Impeller
  • (1) 18-3122 Impeller Plate
  • (1) 18-3293 Impeller Key
  • (2) 18-7420 O-Ring
  • (1) 18-2944 Seal Ring Gasket
  • (1) 18-2599 Face Seal and Tool
  • (1) 18-2564 Water Pump Base to Face Plate Gasket
  • (1) 18-2566 Face Plate to Water Pump Cover Gasket
Average Customer Review for Sierra 18-3147 Water Pump Kit
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Alpha 1 Gen 2 - Perfect Kit
by Kent from Taylorsville, Utah on July 17, 2017
Water pump kit had everything you need for water pump impeller replacement.
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water pump was as described it worked great.
by Gerome from Robards, Kentucky on August 07, 2015
water pump was as described it worked great.
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Great Service fast ship
by David from Nantucket, Massachusetts on July 31, 2012
Ordered and recieved parts hassle free super fast shipper. I actually just placed my second order with more to come in the future. Thanks for all your help
(0 of 1 people found this review helpful)
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Water pump kit
by Lamont from Woodriver, Illinois on May 29, 2012
Very fast service and shipping, as always! Iboats is always the first place that I go for parts.
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Q:
Will this work for an Chaparral 180 sse 4.3l V6 GM with Alpha One with outdrive SN 0L722778?
A:
NO. You need 18-3571.


Q:
Will this fit on my 2000 Alpha 1 Gen II SN OL465337?
A:
Yes this will work for your outdrive.


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