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WATER PUMP KIT 47-8M0100526 MERCURY MARINER 70 75 80 90HP 3CYL OA996142 UP AB

WATER PUMP KIT 47-8M0100526 MERCURY MARINER 70 75 80 90HP 3CYL OA996142 UP AB

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Water Pump Kit for Mercury Mariner

This water pump kit, cross-referenced as 47-8M0100526 and OA996142, provides a complete cooling system overhaul for Mercury and Mariner outboards. Designed for 3-cylinder 70, 75, 80, and 90 horsepower engines, this water pump kit ensures reliable water flow to prevent overheating.

Overview

This water pump kit replaces the impeller, housing, gaskets, and seals to restore proper cooling in Mercury and Mariner outboards. It is a direct-fit repair solution for 3-cylinder models rated at 70, 75, 80, and 90 horsepower. The kit includes all necessary components for a thorough water pump replacement.

Built For Performance

  • Includes high-quality impeller for consistent water flow
  • Precision-machined housing for leak-free operation
  • Complete gasket set for a secure seal
  • Stainless steel wear plate for durability
  • OEM cross-reference numbers 47-8M0100526 and OA996142 for exact fit

Fits These Machines

  • for Mercury 70HP 3-cylinder outboard
  • for Mercury 75HP 3-cylinder outboard
  • for Mercury 80HP 3-cylinder outboard
  • for Mercury 90HP 3-cylinder outboard
  • for Mariner 70HP 3-cylinder outboard
  • for Mariner 75HP 3-cylinder outboard
  • for Mariner 80HP 3-cylinder outboard
  • for Mariner 90HP 3-cylinder outboard

On-The-Job Use

  • Replaces worn water pump components during routine outboard maintenance
  • Ideal for saltwater and freshwater cooling systems
  • Essential for preventing engine overheating on long runs
  • Commonly used during annual service intervals
  • Direct replacement for failed impellers and gaskets

Specs At A Glance

Part Number(s) 47-8M0100526, OA996142
Engine Type 3-cylinder 2-stroke
Horsepower 70, 75, 80, 90 HP
Kit Includes Impeller, housing, gaskets, seals

Good To Know

Q: How often should I replace the water pump kit? A: Most manufacturers recommend every 3 years or 300 hours, whichever comes first. Regular replacement prevents overheating and costly engine damage.

Q: Can this water pump kit be used in both saltwater and freshwater? A: Yes, it is designed for both environments. Rinse the cooling system after saltwater use to maximize lifespan.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.

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