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Sierra 18-7866 Water Separating Fuel Filter 10 Micron 90 GPH

Manufacturer

Sierra

<p>For nearly six decades, Sierra has established itself as one of the marine industry's most trusted names in aftermarket engine and drive parts. Founded as a specialized marine parts manufacturer, Sierra has grown into a comprehensive supplier of replacement components, instrumentation, and accessories for both recreational and commercial boating applications. Operating from their 300,000-square-foot distribution center in Litchfield, Illinois, Sierra serves boat owners and marine technicians worldwide with an extensive catalog of parts engineered specifically for the harsh saltwater environment.</p><h3>Marine Engine Excellence</h3><p>Sierra's reputation was built on delivering precision-engineered internal engine components and drive system parts that meet or exceed OEM specifications. Their <a href="/7570-sierra-engine-gasket-set-5404">engine gasket sets</a> provide critical sealing solutions for inboard and outboard motors, while their <a href="/7570-sierra-engine-complete-assembly-15341">engine complete assemblies</a> offer comprehensive replacement options for major overhauls. Each component undergoes rigorous testing to ensure reliability in demanding marine conditions, from corrosion resistance to temperature cycling performance.</p><h3>Instrumentation and Monitoring Systems</h3><p>Accurate instrumentation is essential for boat operators to monitor engine health and prevent costly breakdowns on the water. Sierra's comprehensive line of <a href="/7570-sierra-gauges-200483">gauges</a> includes everything from fuel pressure and temperature indicators to voltmeters and trim gauges, all designed with marine-grade materials that withstand vibration, moisture, and UV exposure. Their <a href="/7570-sierra-tachometer-gauge-1488">tachometer gauges</a> deliver precise RPM readings critical for optimizing engine performance and fuel efficiency. Supporting these instruments, Sierra's <a href="/7570-sierra-gauge-resistor-47908">gauge resistors</a> ensure proper signal conditioning and accurate readings across various sensor types and engine configurations.</p><h3>Expanded Product Portfolio</h3><p>In 2022, Sierra significantly broadened its scope beyond traditional marine engine parts to encompass a wider range of boating accessories and even outdoor power equipment components. This strategic expansion brought established marine brands like Shields and Moeller under the Sierra umbrella, creating a one-stop resource for marine maintenance and replacement parts. The company now offers fuel systems, electrical components, battery charging solutions, and NMEA electronics alongside their traditional engine parts lineup.</p><h3>Quality Backed by Industry-Leading Warranties</h3><p>What sets Sierra apart in the crowded aftermarket marine parts market is their commitment to standing behind every component they manufacture. Their warranty coverage extends beyond simple part replacement—it includes shop labor, haul-out fees, towing charges, and related incidental costs should a warrantied part fail. This comprehensive protection reflects the company's confidence in their manufacturing processes and quality control standards. For boat owners facing repairs far from shore or mechanics working on customer vessels, this peace of mind is invaluable. Whether you're maintaining an outboard motor, rebuilding an inboard engine, or upgrading your boat's instrumentation, Sierra's decades of marine industry experience and commitment to quality make them a reliable choice for keeping your vessel running at peak performance.</p>

Part Number

18-7866
05/31/2036 6:42 PM
Sale Price

$15.91

In Stock (10+)

delivery box

Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-7866 is a high-capacity water separating fuel filter designed for fuel-injected marine engines. This replacement filter provides reliable filtration and water separation to protect your engine's fuel system from contamination and moisture damage.

Key Features:

  • 10 micron filtration element removes dirt, debris, and contaminants
  • 90 gallons per hour flow capacity for high-performance applications
  • Water separation technology protects fuel injectors and engine components
  • 11/16 inch -16 threaded inlet connection for secure fitment
  • 6 inch height fits standard marine fuel filter housings
  • High-capacity design extends service intervals

This filter element is engineered specifically for fuel-injected marine engines where clean, dry fuel is critical for optimal performance and longevity. The 10 micron element provides excellent filtration while maintaining adequate flow for demanding applications. Regular replacement of your fuel filter element helps prevent costly injector damage and ensures reliable engine operation.

Products specifications

Microns

10

Replaces

Yamaha - MAR-FUELF-IL-TR

Type

High Capacity - 6"

Quick an easy checkout

They had the lowest price by far! Quick shipment! I am going back for more. Thanks!<br><br>Order 6489

First time

everything was good thanks

inexpensive. good site.

Quick service

Quick, easy. I like the great price &amp; free shipping. Only problem is, the item is a black, diamond-plate METAL trailer box. It was packed simply in cardboard, no protective package around it either inside the box or around the item. That's it, ite

Great interface for figuring out if product fits my vehicle.

ordered fuel cans, marked as shipped next day! quick shipping great prices! cant go wrong, will be ordering from them again!

Autoplicity got my air filters shipped next day after I placed my order. Cheap prices, and good customer is what they stand for. I will definitely be looking at their site in the future for my car needs. <br>

Right product, great price, easy check-out. Waiting for my parts - will update this review upon receipt. Update: the right parts arrived on time in good condition. I will be telling my friends about you guys. Thanks.

Seems fine so far, will elaborate when item is received.

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