Sierra Engine Parts

Sierra 18-79320 79320 Fuel Water Separator Bracket For Racor

SKU: 4003797 · UPC: 808282384401 · MPN: 18-79320
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02 · Overview

Sierra 18-79320 79320 Fuel Water Separator Bracket For Racor — Product description

Secure Your Boat's Fuel System with a Dependable Mount

In the demanding world of boating, a stable fuel water separator bracket isn't just an accessory—it's essential for keeping your engine running smoothly. Water and debris in fuel can lead to costly breakdowns, but a wobbly or corroded mount turns a simple fix into a major headache. This bracket steps in as a rugged solution, holding your Racor filter steady against waves, engine vibrations, and saltwater exposure.

Crafted for boaters who demand reliability, it ensures your fuel filtration system stays in place, preventing leaks and maintaining peak performance on every outing. Whether you're replacing a worn-out part or upgrading for better durability, this mount delivers peace of mind without the fuss.

Standout Features Built for Marine Toughness

  • Precision Threads: 1/4"-18 NPTF threading provides a leak-proof seal and straightforward attachment, matching common Racor setups for hassle-free integration.
  • Corrosion-Resistant Finish: Painted aluminum construction laughs off rust and pitting, even in the harshest saltwater environments where untreated metals fail fast.
  • Lightweight Yet Sturdy: Aluminum keeps weight down without sacrificing strength, ideal for boats where every ounce counts.
  • Vibration-Proof Design: Engine rumble and rough seas won't budge it, protecting your fuel lines from strain and potential failures.

These elements combine to create a bracket that's not only functional but engineered to outlast the elements, saving you time and repair bills down the line.

Why Durability Matters in Saltwater and Beyond

Marine environments are brutal—salt air accelerates corrosion, constant moisture invites rust, and relentless vibrations loosen fittings. Standard brackets often crack, bend, or seize up after a season, leading to fuel spills or contaminated systems. This painted aluminum bracket changes the game by forming a protective barrier against oxidation while maintaining flexibility under stress.

Boaters report it holding firm through years of heavy use, from offshore fishing trips to coastal cruises. It's the kind of smart upgrade that keeps your fuel water separator doing its job: trapping water, sediment, and gunk before they reach your engine.

Quick and Simple Installation Tips

Getting this bracket mounted shouldn't interrupt your boating plans. Here's a step-by-step approach based on real-world installs:

  1. Drain and remove your existing Racor separator to access the old bracket.
  2. Align the 1/4"-18 NPTF threads with your fuel line fittings—use thread sealant for a secure, drip-free connection.
  3. Bolt it firmly to your engine bracket or bulkhead using marine-grade stainless hardware.
  4. Reinstall the separator, check for leaks, and test under idle.

Most installs take under an hour with basic tools. Pro tip: Inspect nearby hoses for wear while you're in there to avoid future downtime.

Long-Term Care for Peak Performance

To maximize lifespan, rinse the bracket with fresh water after every saltwater outing to flush away corrosive residues. Avoid harsh chemicals that could strip the paint—mild soap works best. During annual engine service, torque fittings to spec and look for hairline cracks. Pair it with regular Racor element changes for a bulletproof fuel system that handles contaminated marina fuel like a champ.

Frequently Asked Questions

What size threads does the Sierra 18-79320 bracket use?

It features 1/4"-18 NPTF threads, designed for a secure fit with standard Racor fuel water separator connections.

Is this bracket suitable for saltwater boating?

Yes, the painted aluminum construction provides excellent rust resistance, making it ideal for harsh marine environments like saltwater exposure.

Does it fit all Racor fuel water separators?

It's compatible with many popular Racor models used in marine applications; always verify your separator's mounting specs for the best fit.

How do I prevent corrosion on this bracket?

Rinse with fresh water after use and avoid abrasive cleaners. The factory paint finish handles most exposure, but regular care extends its life.

Can vibrations from my boat engine damage it?

No, its sturdy aluminum design absorbs vibrations without loosening, ensuring your fuel system stays secure during rough rides.

What's the benefit of aluminum over steel for this part?

Aluminum is lighter, naturally more corrosion-resistant, and painted for extra protection—perfect for weight-sensitive boats without the rust issues of steel.

How long does installation typically take?

Most boaters complete the swap in 30-60 minutes with standard tools, making it a quick maintenance task.

  • Threads: 1/4"-18 NPTF

  • Painted Aluminum to prevent rust in the harsh marine environment



SKU: NVN-4003797
MPN: 18-79320
UPC: 808282384401
03 · The numbers

Technical specifications

BrandSierra Engine Parts
ModelSierra 18-79320 79320 Fuel Water Separator Bracket For Racor
SKU / MFR#4003797

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