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Sierra 18-7942 Marine Diesel Fuel Filter Volvo Penta Replacement

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

18-7942
06/01/2036 8:11 AM
Sale Price

$9.62

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-7942 is a marine diesel fuel filter engineered as a direct aftermarket replacement for Volvo Penta engines. Designed to deliver reliable fuel system protection, this filter features a 20-micron filtration rating and a fuel flow capacity of 90 GPH, helping to remove harmful particulates before they can damage fuel pumps, injectors, and other downstream components.

Sierra International is a trusted name in marine aftermarket parts, offering premium-quality replacements that meet or exceed OEM specifications. The 18-7942 cross-references directly with multiple OEM and aftermarket part numbers, making it a versatile and convenient replacement option for Volvo Penta diesel-powered vessels.

Key Features:

  • 20-micron filtration rating for effective diesel fuel filtration
  • 90 GPH fuel flow capacity
  • Direct OEM-equivalent replacement — no modifications required
  • Built to Sierra's industry-standard quality and warranty coverage

Cross-Reference / Replaces:

  • Volvo Penta: 3825133, 466987, 21492771, 21624740
  • Fram: P4102A
  • Mallory: 9-37905

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Super Fast! Website was easy to user, multiple different payment options (Amazon, Paypal, Credit Card) Got a notification of shipment within 1 hour!

Ordered the Auto Ventshade Ventvisor Deflector 4 pc. (Model 94856) for my 2000 Toyota Camry XLE. Was easy to install with no tools, just use the included strong double sided adhesive tape. Instructions that came with it could've been more detailed on where exactly to install the ventshade as I had to remove them tediously, realizing I had to put them a little higher. Also, there seems to be an unsightly gap between the front and back windows. Works as designed. Satisfied with product. Fast shipping by Autoplicity.

easy checkout

very fast and easy.

Autoplicty had the best price by far for a transmission. Fast shipping too!<br>UNFORTUNATELY...FED-EX beat the hell out of it! It was hanging out of the box when it arrived but was not damaged other than a few scrapes. Fed-Ex is not the best way to ship 140lbs...they can't lift it! Oh, and they can't comprehend "this side up" either!

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