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Boat Parts & Accessories

Shop Engine Parts, Fuel Systems, Instrumentation, and Power Systems

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Parts Finder

Search by model, manufacturer, serial number, OEM, and more. The SIERRA brand encompasses the full SIERRA Marine product lines, as well as expansive marine brands formerly known as Shields and Moeller.

Instrumentation

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Fuel Tanks

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Oils & Lubes

All Essentials
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Power Systems

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Steering

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A Sierra branded gas filter, oil filter, and fuel line connector

Keep Your Engine Clean and Healthy

Shop oil and gas filters, fuel line assemblies, and fuel water separators

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From the Experts at Sierra

Latest Insights

Three red portable boat fuel tanks above a marine fuel line assembly against a solid light gray background

How to Choose a Boat Fuel Tank

Boat fuel tanks are essential components of any vessel that runs on gasoline or diesel fuel. In this article, we will take a closer look at the different types of boat fuel tanks, their materials, installation, maintenance, and how to choose the right one for your boat.

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Preventing Corrosion in Saltwater

Although corrosion is a persistent adversary, boaters who are proactive with basic maintenance can keep their vessels in top shape, both in appearance and performance. These are seven maintenance tips for fighting corrosion on your saltwater boat.

A fiberglass boat on a trailer backing into a lake at a boat launch

Spring Boat Maintenance Guide

It’s important for boaters to think outside the box when preparing their boats for the summer season. While typical engine and boat maintenance can be performed by your local mechanic, don't overlook all the little things that can play a big role in safely enjoying the water. 

56 Years of Sierra

SIERRA has a 56-year history as a leading global manufacturer of aftermarket engine and drive parts for the marine industry. The SIERRA brand encompasses the full SIERRA Marine product lines, as well as expansive marine brands formerly known as Shields and Moeller.

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