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Sierra Marine 18-6298 Marine Alternator – GM 7SI 12V 70A MerCruiser Sterndrive

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Sierramarine MPN: 186298

Price:
Sale price$351.00 Regular price$467.00

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Stock:
Only 3 units left

Description

The Sierra Marine 18-6298 Marine Series Alternator is a 12-volt, 70-amp replacement alternator designed for compatible MerCruiser sterndrive engines. It uses a GM 7SI case style, hinge-mount configuration and a 6-groove serpentine pulley.

Built specifically for marine applications, this alternator is designed to original equipment specifications and meets SAE J1171 marine safety requirements. Sierra marine alternators are 100% load tested for reliable charging performance.

Features

  • Marine Series replacement alternator
  • Designed for compatible MerCruiser sterndrive engines
  • 12V electrical system
  • 70-amp output
  • GM 7SI case style
  • Hinge-mount configuration
  • 6-groove serpentine pulley
  • Pulley included
  • Natural finish
  • Designed to original equipment specifications
  • Meets SAE J1171 marine safety requirements
  • 100% load tested
  • Designed to meet or exceed the original equipment part it replaces
  • Built for durability and long service life in marine applications

Specifications

  • Brand: Sierra Marine
  • Manufacturer Part Number: 18-6298
  • Series: Marine Series
  • Product Type: Marine Alternator / Generator
  • Application: MerCruiser Sterndrive Engines
  • Case Style: GM 7SI
  • Voltage: 12V
  • Amperage Output: 70A
  • Mounting Style: Hinge Mount
  • Pulley: Included
  • Pulley Type: 6-Groove Serpentine
  • Wire: Not Included
  • Regulator: Not Included
  • Belt: Not Included
  • Mounting Brackets: Not Included
  • Finish: Natural
  • Condition: Brand New
  • Product: Genuine Sierra Marine Product

What’s Included

  • Sierra Marine 18-6298 alternator
  • 6-groove pulley

Compatibility

Designed for use with compatible MerCruiser sterndrive engines requiring a 12V, 70A GM 7SI-style marine alternator with a 6-groove serpentine pulley and hinge mounting configuration.

Important Fitment Information

MerCruiser engines can use different alternators depending on engine model, year and configuration. Before ordering, compare the existing alternator's case style, mounting arrangement, electrical connections, amperage, pulley configuration and original part number.

Verify Sierra Marine manufacturer part number 18-6298 for the specific engine application before ordering.

Important

  • Designed specifically for marine applications.
  • Meets SAE J1171 marine safety requirements.
  • 6-groove pulley is included.
  • Belt is not included.
  • Mounting brackets are not included.
  • Wiring is not included.
  • Regulator is not included.

Warranty

Backed by a limited 2-year manufacturer warranty.

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