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Sierra 18-15103 Serpentine Belt for Marine Engines

Manufacturer

Picture for manufacturer Sierra

Part Number

18-15103
12 reviews
Sale Price

$89.49

In Stock (5)

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Usually delivered within 2 days

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Product Details

The Sierra 18-15103 is a premium serpentine belt designed for marine engine applications. This belt is engineered to deliver reliable performance in harsh marine environments where exposure to saltwater, heat, and vibration demand superior durability.

Key Features:

  • Precision-engineered for marine engine applications
  • Constructed from high-quality rubber compound resistant to oil, heat, and saltwater
  • Designed to maintain proper tension and reduce slippage
  • Helps drive essential engine components including alternator, water pump, and power steering
  • Meets or exceeds OEM specifications for reliable fit and performance

Sierra Marine parts are trusted by boaters and marine technicians for their quality construction and dependable performance. This serpentine belt provides the reliability needed to keep your marine engine running smoothly season after season.

Products specifications

Application

1998-01: 454 Mag MPI Horizon MIE, 7.4L MPI MIE, 8.2L MPI MIE engines without power steering 1998-01: 454 Mag MPI, 502 Mag MPI, 7.4L MPI 2000-04: 350 Mag, Alpha

Length

96.75"

OEM Number

57-863876 7, 57-865615007

Width

13/16"

Quick n easy

good shopping experience

so far so good

Autoplicity offers a great selection and also great prices! Plus they ship out your ordered products right away!

Quick. Best price

trying to pay with paypal and it was no option to do that

Easy checkout

So far so good! Truth be told when product ships and delivers!!! Can't wait!

Great prices.

Fantastic ! Ordered a Weather Tech Cargo Liner for my 2012 Ford Explorer. Price was $60 less here than ALL other sites on web. I was skeptical that this was going to be a counterfeit -- as the price was too good to be true. I was extremely happy to receive the genuine product as I expected in less than a week -- and for $60 less than the competitors ! GREAT VALUE and great service ! I will definitely be back !!

This is my second order, so far it's been a great experience.

So far so good

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