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Sierra 18-3052 Water Pump Impeller for Mercury Mariner Outboard

Manufacturer

Picture for manufacturer Sierra

Part Number

118-3052
6 reviews
Sale Price

$16.99

2 left at this price

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Usually delivered within 2 days

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Product Details

The Sierra 18-3052 is a high-quality marine water pump impeller designed as a replacement for Mercury and Mariner outboard motors. This durable neoprene impeller features a 6-blade design with a brass hub insert, engineered to deliver reliable cooling system performance in demanding marine environments.

Key Features:

  • Neoprene construction for maximum durability and flexibility
  • 6-fin design for efficient water flow
  • Brass hub insert for strength and corrosion resistance
  • 0.75-inch depth dimension
  • Meets or exceeds OEM specifications

Replaces OEM Part Numbers:

  • Mercury Marine: 47-56780, 47-65958, 47-89982, 47-89982B
  • Johnson/Evinrude: 0388702, 388702, 775462
  • Mallory: 9-45311
  • GLM: 89820

This impeller is included in Sierra Impeller Kit 18-3252 and Water Pump Kit 18-3448. Regular impeller replacement is essential for maintaining proper engine cooling and preventing overheating damage to your outboard motor.

Very happy with the product.

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