Looking for the best sterndrive fuel filters to keep your boat’s engine running smoothly? We’ve tested and reviewed the top 10 filters to help you find the perfect fit for a reliable and enjoyable time on the water.
Keeping your boat’s engine running smoothly starts with the right fuel filter. Sterndrive fuel filters are essential for removing dirt, water, and debris from your fuel system. They protect your engine and boost performance, ensuring a reliable and enjoyable time on the water.
Choosing the best sterndrive fuel filter can feel overwhelming, but we’re here to help. We’ve tested and reviewed top-rated filters to make your decision easy. Whether you’re a seasoned boater or just starting out, you’ll find the perfect fit for your engine.
Clean fuel means a happy engine. Save time and money with the right filter. Let’s get started!
List of Top 10 Sterndrive Fuel Filters
| Image | Title | Best For | Price |
|---|---|---|---|
![]() |
Quicksilver 802893Q01 Water Separating Fuel Filter for Mercury and Mariner Outboards, MerCruiser Sterndrive and Inboard Engines |
This Quicksilver fuel filter is perfect for boat owners who want to protect their engines. It’s ideal for Mercury and Mariner outboards, MerCruiser sterndrives, and inboard engines. |
|
![]() |
Quicksilver 8M0122423 Fuel Filter Element for Select Mercury Outboards and MerCruiser Sterndrive Engines |
This fuel filter element is perfect for boat owners with Mercury outboards or MerCruiser sterndrive engines. It removes harmful particles and fits easily under engine cowls or in fuel filter housings. |
|
![]() |
HeuroFosh 8M0046752 Fuel Filter Kit for MerCruiser Sterndrive 4 Cyl 6 Cyl 2.5 3.0 3.7 4.3 L Inboard Engines 35-803897Q1 18-7784 |
This HeuroFosh Fuel Filter Kit is perfect for boat owners with MerCruiser Sterndrive engines. It’s ideal for keeping your engine clean and running smoothly. |
|
![]() |
Quicksilver 864572 Replacement Inline Fuel Filter for MerCruiser Sterndrive and Inboard Gasoline Engines |
The Quicksilver 864572 Replacement Inline Fuel Filter is perfect for boat owners who want to keep their MerCruiser sterndrive or inboard gasoline engines running smoothly. It’s ideal for anyone looking to prevent debris from reaching the boost pump and maximize engine performance. |
|
![]() |
Quicksilver 8M0046752 Fuel Filter for MerCruiser Sterndrive and Inboard Engines |
The Quicksilver 8M0046752 Fuel Filter is perfect for boat owners with MerCruiser sterndrive or inboard engines. It keeps your engine clean and running smoothly. |
|
![]() |
35-802893Q01 Water Separating Fuel Filter Compatible with Mercury Mariner Outboards MerCruiser Sterndrive & Inboard Engines (2 PCS) |
This product is perfect for Mercury Marine owners with outboard, sterndrive, or inboard engines. It helps protect their engines by removing moisture and impurities from fuel. Boaters who want easy replacement and reliable performance will find this filter ideal. |
|
![]() |
Fuel Filter Water Separator Fits for Mercury Marine Outboards, MerCruiser Sterndrive & Inboard Engines, Replaces 35-802893Q01 |
This fuel filter water separator is perfect for boat owners who want to keep their engines running smoothly. It’s ideal for Mercury marine outboards, MerCruiser sterndrive, and inboard engines, ensuring clean fuel delivery and long-lasting engine protection. |
|
![]() |
Csygmdty Fuel Filter Filtering Disk Kit 35-8M0204703 Compatible with MerCruiser Sterndrive 5.0 5.7 6.2 8.1 8.2 L Inboard Engines with Gen III Fuel Cooler System |
Boat owners with MerCruiser Sterndrive 5.0, 5.7, 6.2, 8.1, or 8.2 L engines needing a direct replacement fuel filter. This kit works with Gen III Fuel Cooler Systems and is easy to install. |
|
![]() |
Quicksilver 802893Q4 Water Separating Fuel Filter Kit for Mercury and Mariner Outboards, MerCruiser Sterndrive and Inboard Engines |
This Quicksilver fuel filter kit is perfect for boat owners who want to protect their engines. It works with Mercury, Mariner, and Force outboards, plus MerCruiser sterndrive and inboard engines. |
|
![]() |
Marine Fuel Filter Water Separator, Water-Separating Spin-On Gasoline Filter for Outboard, Inboard & Sterndrive Engines, Replaces Racor S3213, 35-60494-1, 18-7932-1, 18-17928, 35-809097 |
This marine fuel filter is perfect for boat owners who want to keep their engines running smoothly. It’s ideal for outboard, inboard, and sterndrive engines using Racor spin-on systems. |
Detailed Reviews
Discover the top 10 Sterndrive Fuel Filters in our expert-curated guide. Each filter is thoroughly reviewed for performance, durability, and value. Whether you need reliable protection or easy installation, this guide helps you find the perfect fit for your engine. Dive in to keep your boat running smoothly and efficiently.
1. Quicksilver 802893Q01 Water Separating Fuel Filter for Mercury and Mariner Outboards, MerCruiser Sterndrive and Inboard Engines

The Quicksilver 802893Q01 Water Separating Fuel Filter is a must-have for Mercury and Mariner Outboards, MerCruiser Sterndrive, and Inboard Engines. It protects your engine by removing harmful contaminants from the fuel.
This filter uses 25-micron elements to catch tiny particles. It’s made with strong materials like polyester, cellulose, and glass fiber. These materials are coated with silicon for extra durability.
It meets Mercury Marine’s high standards, so you know it’s reliable. Using this filter keeps your engine running smoothly and prevents costly damage.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This Quicksilver fuel filter is perfect for boat owners who want to protect their engines. It’s ideal for Mercury and Mariner outboards, MerCruiser sterndrives, and inboard engines.
Ready to Purchase?
2. Quicksilver 8M0122423 Fuel Filter Element for Select Mercury Outboards and MerCruiser Sterndrive Engines

The Quicksilver 8M0122423 Fuel Filter Element is a must-have for Mercury Outboards and MerCruiser Sterndrive Engines. It keeps your engine clean and running smoothly. This filter is easy to install.
It traps tiny particles as small as two microns, protecting your engine from harmful contaminants. The screw-in design makes replacement quick and hassle-free.
This filter fits neatly under the outboard engine cowl or in the sterndrive fuel housing. It’s built to last and works reliably. Keep your engine in top shape with this essential part.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This fuel filter element is perfect for boat owners with Mercury outboards or MerCruiser sterndrive engines. It removes harmful particles and fits easily under engine cowls or in fuel filter housings.
Ready to Purchase?
3. HeuroFosh 8M0046752 Fuel Filter Kit for MerCruiser Sterndrive 4 Cyl 6 Cyl 2.5 3.0 3.7 4.3 L Inboard Engines 35-803897Q1 18-7784

The HeuroFosh 8M0046752 Fuel Filter Kit is designed for MerCruiser Sterndrive Inboard Engines. It fits 4 and 6-cylinder engines, including 2.5L to 4.3L models. This kit replaces multiple MerCruiser, Sierra, and Mallory parts.
The packaging includes 1 fuel filter, 1 gasket, 1 pressure spring, and 2 O-gaskets. It filters out impurities, ensures clean fuel flow, and boosts engine performance.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This HeuroFosh Fuel Filter Kit is perfect for boat owners with MerCruiser Sterndrive engines. It’s ideal for keeping your engine clean and running smoothly.
Ready to Purchase?
4. Quicksilver 864572 Replacement Inline Fuel Filter for MerCruiser Sterndrive and Inboard Gasoline Engines

This inline fuel filter fits MerCruiser engines. It installs between the fuel tank and booster pump. It blocks debris from reaching the pump.
Built to Mercury Marine specs, it ensures reliable performance. Replace it yearly or as your manual says.
| Pros | Cons |
|---|---|
|
|
Perfect For:
The Quicksilver 864572 Replacement Inline Fuel Filter is perfect for boat owners who want to keep their MerCruiser sterndrive or inboard gasoline engines running smoothly. It’s ideal for anyone looking to prevent debris from reaching the boost pump and maximize engine performance.
Ready to Purchase?
5. Quicksilver 8M0046752 Fuel Filter for MerCruiser Sterndrive and Inboard Engines

The Quicksilver 8M0046752 Fuel Filter keeps your MerCruiser engine running smoothly. It removes harmful contaminants from fuel. This ensures peak performance every time.
It fits 4-cylinder and 6-cylinder engines perfectly. The kit includes gaskets and a pressure spring for easy installation.
Made to Mercury Marine standards, it protects your engine fully. It’s a reliable replacement for your fuel pump. Trust it to keep your boat running strong.
| Pros | Cons |
|---|---|
|
|
Perfect For:
The Quicksilver 8M0046752 Fuel Filter is perfect for boat owners with MerCruiser sterndrive or inboard engines. It keeps your engine clean and running smoothly.
Ready to Purchase?
6. 35-802893Q01 Water Separating Fuel Filter Compatible with Mercury Mariner Outboards MerCruiser Sterndrive & Inboard Engines (2 PCS)

The 35-802893Q01 Water Separating Fuel Filter keeps your engine running smoothly. It filters out moisture and impurities from fuel. This protects your engine from damage and ensures normal operation.
Its 25-micron filter element removes harmful contaminants. These particles can reduce engine performance. By filtering them, it prevents horsepower loss.
This filter is compatible with Mercury Marine outboards and MerCruiser engines. It should be replaced after one season or 100 hours of use. This ensures optimal engine protection.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This product is perfect for Mercury Marine owners with outboard, sterndrive, or inboard engines. It helps protect their engines by removing moisture and impurities from fuel. Boaters who want easy replacement and reliable performance will find this filter ideal.
Ready to Purchase?
7. Fuel Filter Water Separator Fits for Mercury Marine Outboards, MerCruiser Sterndrive & Inboard Engines, Replaces 35-802893Q01

Keep your boat’s engine running smoothly with this fuel filter water separator. It fits Mercury Marine outboards and MerCruiser engines, ensuring clean fuel delivery. The advanced microfiber technology captures tiny particles, protecting your engine.
This high-quality filter is built to last, with certified manufacturing processes. It prevents corrosion and extends engine life, giving you peace of mind on the water.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This fuel filter water separator is perfect for boat owners who want to keep their engines running smoothly. It’s ideal for Mercury marine outboards, MerCruiser sterndrive, and inboard engines, ensuring clean fuel delivery and long-lasting engine protection.
Ready to Purchase?
8. Csygmdty Fuel Filter Filtering Disk Kit 35-8M0204703 Compatible with MerCruiser Sterndrive 5.0 5.7 6.2 8.1 8.2 L Inboard Engines with Gen III Fuel Cooler System

Keep your boat’s engine running smoothly with the Csygmdty Fuel Filter Filtering Disk Kit. This essential part is designed to fit perfectly with MerCruiser Sterndrive engines. It’s a direct replacement for easy installation.
The kit includes everything you need: one fuel filter disk. It’s brand new and ready to use. Works with Gen III Fuel Cooler Systems for top performance.
Easy to install and compatible with multiple engine sizes. Keep your engine clean and running strong with this reliable filter kit.
| Pros | Cons |
|---|---|
|
|
Perfect For:
Boat owners with MerCruiser Sterndrive 5.0, 5.7, 6.2, 8.1, or 8.2 L engines needing a direct replacement fuel filter. This kit works with Gen III Fuel Cooler Systems and is easy to install.
Ready to Purchase?
9. Quicksilver 802893Q4 Water Separating Fuel Filter Kit for Mercury and Mariner Outboards, MerCruiser Sterndrive and Inboard Engines

The Quicksilver 802893Q4 Water Separating Fuel Filter Kit keeps your Mercury, Mariner, and MerCruiser engines running smoothly. It removes harmful contaminants from fuel, protecting your engine from damage.
This kit uses 25-micron filtering elements to trap dirt and water. It’s made with durable materials to last long and perform well.
Designed to meet Mercury Marine standards, this filter fits outboards, sterndrives, and inboard engines. It’s a reliable choice for engine protection.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This Quicksilver fuel filter kit is perfect for boat owners who want to protect their engines. It works with Mercury, Mariner, and Force outboards, plus MerCruiser sterndrive and inboard engines.
Ready to Purchase?
10. Marine Fuel Filter Water Separator, Water-Separating Spin-On Gasoline Filter for Outboard, Inboard & Sterndrive Engines, Replaces Racor S3213, 35-60494-1, 18-7932-1, 18-17928, 35-809097

This marine fuel filter is a direct replacement for Racor S3213 and other OEM parts. It fits outboard, inboard, and sterndrive engines perfectly.
Works with Mercury, Yamaha, Volvo Penta, and MerCruiser. Not for engines without Racor spin-on systems. Always check your engine model first.
Keeps fuel clean by removing water and debris. Prevents corrosion and improves engine performance. Built tough for marine use.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This marine fuel filter is perfect for boat owners who want to keep their engines running smoothly. It’s ideal for outboard, inboard, and sterndrive engines using Racor spin-on systems.
Ready to Purchase?
Buying Guide
Keeping your boat’s engine running smoothly starts with the right fuel filter. Sterndrive fuel filters are essential for removing dirt, water, and debris from your fuel system. They protect your engine and boost performance, ensuring a reliable and enjoyable time on the water.
Choosing the best sterndrive fuel filter can feel overwhelming, but we’re here to help. We’ve tested and reviewed top-rated filters to make your decision easy. Whether you’re a seasoned boater or just starting out, you’ll find the perfect fit for your engine.
Here are the key factors to consider when buying a sterndrive fuel filter:
-
Compatibility:
Make sure the filter fits your engine model. Check for Mercury, Mariner, or MerCruiser compatibility. Always verify before buying. -
Filtration Level:
Look for filters with 25-micron or smaller elements. These catch tiny particles and keep your fuel clean. Better filtration means better engine performance. -
Durability:
Choose filters made with strong materials like polyester, cellulose, or glass fiber. Silicon-coated filters last longer and handle tough marine conditions. -
Ease of Installation:
Opt for filters with screw-in designs or complete kits. These make replacement quick and hassle-free, saving you time and effort. -
Brand Reputation:
Stick with trusted brands like Quicksilver or HeuroFosh. They meet high standards and ensure reliable performance for your engine. -
Maintenance Needs:
Check how often the filter needs replacement. Most filters should be changed yearly or after 100 hours of use. Follow your engine manual for guidance. -
Additional Features:
Some filters include water separation or corrosion prevention. These features add extra protection and extend your engine’s life.
With the right filter, you’ll save time and money while enjoying a smooth ride. Clean fuel means a happy engine—let’s get started!