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Sierra 18-3017 Water Pump Impeller for Mercury MerCruiser

Manufacturer

Picture for manufacturer Sierra

Part Number

118-3017
7 reviews
Sale Price

$15.95

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

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Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-3017 is a premium neoprene water pump impeller designed for Mercury and MerCruiser marine engines. This critical cooling system component features a durable brass insert for enhanced longevity and reliable performance in demanding marine environments.

Key Features:

  • Neoprene construction for flexibility and durability
  • Brass insert for extended service life
  • Manufactured to meet or exceed OEM specifications
  • Direct replacement for multiple Mercury and MerCruiser applications
  • Compatible with MCM and outboard applications

Applications:

  • All #1, R, MR, and Alpha drive units through serial number 0D494568
  • 190 Inboard engines (S/N 1564539-1720903)
  • 225 Inboard engines (S/N 1539620-2278646)

OEM Cross References:

  • Mercury Marine: 47-89984T4, 47-89984T3, 47-30221, 47-65960, 47-85460
  • MerCruiser Stern Drive: 47-89984, 47-89984T4, 47-30221, 47-65960
  • Chrysler/Force/US Marine: 47-803631T, 47-F694065
  • GLM: 89840
  • Mallory: 9-45306

This impeller is included in various Sierra water pump kits including 18-3217, 18-3251, 18-3314, 18-3316, 18-3317, 18-3319, 18-3320, 18-3321, and 18-3517. Regular impeller replacement is recommended annually or every 100 hours of operation to maintain optimal cooling system performance.

No problems

great product and service

Very fast shipping with standard rates. I was surprised!

Thank you fast service

Received in timely manner as ordered. The product is as described. The cheapest Monroe reflex shocks for my Jeep in the entire internet. Very pleased. Many thanks.

Difficulty online in getting ground shipping.

Everything arrived as expected.

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