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Sierra 18-3318 Water Pump Kit for MerCruiser Bravo Sterndrives

Manufacturer

Part Number

118-3318
Sale Price

$67.00

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Usually delivered within 2 days

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Fitment guaranteed

Product Details

The Sierra 18-3318 Water Pump Kit is a complete service kit designed for MerCruiser Bravo sterndrive and inboard engines with engine-mounted raw water pumps. This comprehensive kit includes all essential components needed for a complete water pump rebuild, including the impeller, wear plates, gaskets, and O-rings.

Key Features:

  • Fits both 1-piece and 2-piece plastic sea water pump housings
  • Includes Sierra 18-3087 impeller with single flat design
  • Contains two wear plates (18-3350 and 18-3351) for extended service life
  • Complete gasket set including body gasket (18-0386) and pump gasket (18-0916)
  • Compatible with Sierra 18-3600 and 18-36001 water pumps
  • Manufactured to meet or exceed OEM specifications

This kit directly replaces Mercury Marine part number 47-59362Q08 and is designed for MerCruiser engines with engine-mounted sea water pumps. Sierra water pump components are formulated based on size and application to ensure superior performance and reliability in demanding marine environments.

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Just received the unit, I will update a review after installing the unit and a 90-day test/use period. Thank you

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