Looking for the best 18 GPH fuel pump to upgrade your engine’s performance? We’ve tested and reviewed top models to bring you a simple, engaging guide that highlights the most reliable and efficient options for your needs.
Fuel pumps are the heart of your engine, ensuring smooth and reliable performance. Whether you’re cruising on a boat or powering through tasks with a lawn mower, the right fuel pump makes all the difference. Choosing the best 18 GPH fuel pump can transform your experience, giving you peace of mind and unmatched efficiency.
We’ve tested and reviewed top models to bring you the perfect guide. From marine engines to motorcycles, these pumps deliver consistent power and durability. You’ll find options that fit your needs, ensuring your vehicle runs like new.
Ready to upgrade your fuel system? Dive into our guide and discover the best 18 GPH fuel pumps that promise reliable performance and easy installation. Your engine will thank you!
List of Top 5 18 GPH Fuel Pumps
| Image | Title | Best For | Price |
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5.7 Fuel Pump for Mercruiser Replace 18-7283 Omc 8M0058164 861678A1 97401A2 97401A8 M60600 9-35423 4.3 Mechanical Fuel Pump Marine 305 For Mercury For Mercruiser 4.3 5.7 305 350 198HP 230HP 260HP |
This fuel pump is perfect for boat owners who need a reliable replacement for their Mercruiser or Mercury engine. It’s easy to install and built to last, making it ideal for anyone looking to keep their marine engine running smoothly. |
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Universal 24V Low Pressure Heavy Duty Gas Diesel Inline Electric Fuel Pump HEP-02A (3-6 PSI) for Motorcycle Carburetor Lawn Mower |
This electric fuel pump is perfect for anyone with a motorcycle, car, or ATV needing a reliable and efficient fuel system. It’s also great for lawn mowers and other small engines. |
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JDLLONG 18-7350 Fuel Pump for Johnson Evinrude 397839 391638 395091 397274 for Sierra 18-7350 for Mallory 9-35350 Seahorse 6hp 8hp 9.9hp 15hp 1981-1992 Engine Outboard Motor |
This fuel pump is perfect for boat owners with older outboard motors. It fits Johnson Evinrude engines from 1981-1992 and some earlier models. |
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Outboard Fuel Pump with Gasket 18-7352 Fuel Pump 438556 433390 385784 Compatible with Johnson Evinrude 25-140HP Boat Motor Johnson/Evinrude 18-7352 |
This Outboard Fuel Pump is perfect for boat owners with Johnson or Evinrude motors from 25 to 140 HP. It’s easy to install and works with many models. |
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438556 Fuel Pump for Johnson Evinrude Outboard 438556 20-140 hp 48/90/115 Sierra 18-7352 Fuel Pump, Replace #388268 385781 394543 382354 395713 398338 432451 398387 433387 |
This fuel pump is perfect for boat owners with Johnson or Evinrude outboards. It works with many engine sizes, from 20hp to 140hp. |
Detailed Reviews
Discover the top 5 18 GPH fuel pumps in our expert-curated guide. Each pump is thoroughly reviewed for performance and value, ensuring you find the perfect fit for your needs. Whether you prioritize reliability or affordability, this guide has you covered. Read on to make an informed choice and keep your engine running smoothly!
1. 5.7 Fuel Pump for Mercruiser Replace 18-7283 Omc 8M0058164 861678A1 97401A2 97401A8 M60600 9-35423 4.3 Mechanical Fuel Pump Marine 305 For Mercury For Mercruiser 4.3 5.7 305 350 198HP 230HP 260HP

This powerful fuel pump is built for your Mercruiser engine. It’s a direct replacement for many part numbers. Get your boat running smoothly again!
Made with top-quality materials, this pump is designed for lasting performance. It comes with a gasket for easy installation.
| Pros | Cons |
|---|---|
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Perfect For:
This fuel pump is perfect for boat owners who need a reliable replacement for their Mercruiser or Mercury engine. It’s easy to install and built to last, making it ideal for anyone looking to keep their marine engine running smoothly.
Ready to Purchase?
2. Universal 24V Low Pressure Heavy Duty Gas Diesel Inline Electric Fuel Pump HEP-02A (3-6 PSI) for Motorcycle Carburetor Lawn Mower

The Universal 24V Low Pressure Heavy Duty Gas Diesel Inline Electric Fuel Pump HEP-02A is a new and premium product. It is designed for motorcycles, lawn mowers, and other vehicles. This electric fuel pump is a reliable choice for your needs.
It has a compact size of approximately 142 * 60 * 50 mm. The HEP-02A model is easy to install with its 5/16” inline fitment. This makes it compatible with most cars, motorcycles, and ATVs.
This fuel pump operates at 3-6 PSI, ensuring efficient fuel delivery. Its durable construction guarantees long-lasting performance. Upgrade your vehicle’s fuel system with this high-quality electric fuel pump.
| Pros | Cons |
|---|---|
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Perfect For:
This electric fuel pump is perfect for anyone with a motorcycle, car, or ATV needing a reliable and efficient fuel system. It’s also great for lawn mowers and other small engines.
Ready to Purchase?
3. JDLLONG 18-7350 Fuel Pump for Johnson Evinrude 397839 391638 395091 397274 for Sierra 18-7350 for Mallory 9-35350 Seahorse 6hp 8hp 9.9hp 15hp 1981-1992 Engine Outboard Motor

Revitalize your outboard motor with the JDLLONG 18-7350 Fuel Pump! This high-quality replacement is designed to get your Johnson Evinrude engine running smoothly again.
It’s a perfect fit for a range of Johnson Evinrude Seahorse models from 1981 to 1992, including 6hp, 8hp, 9.9hp, and 15hp engines. This kit also includes a fuel filter, fuel line, gasket, clamps, and a carbon dirt jet cleaner tool for a complete tune-up.
Ensure stable performance. Get reliable power for your boat. Enjoy your ride!
| Pros | Cons |
|---|---|
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Perfect For:
This fuel pump is perfect for boat owners with older outboard motors. It fits Johnson Evinrude engines from 1981-1992 and some earlier models.
Ready to Purchase?
4. Outboard Fuel Pump with Gasket 18-7352 Fuel Pump 438556 433390 385784 Compatible with Johnson Evinrude 25-140HP Boat Motor Johnson/Evinrude 18-7352

Power up your boat with this reliable outboard fuel pump. It’s designed for a wide range of Johnson and Evinrude motors, ensuring a perfect fit. Get your engine running smoothly again with this essential replacement part.
This high-quality fuel pump is built to last and comes with a gasket for easy installation. Enjoy worry-free boating with this dependable part.
| Pros | Cons |
|---|---|
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Perfect For:
This Outboard Fuel Pump is perfect for boat owners with Johnson or Evinrude motors from 25 to 140 HP. It’s easy to install and works with many models.
Ready to Purchase?
5. 438556 Fuel Pump for Johnson Evinrude Outboard 438556 20-140 hp 48/90/115 Sierra 18-7352 Fuel Pump, Replace #388268 385781 394543 382354 395713 398338 432451 398387 433387

Keep your outboard engine running smoothly with the 438556 Fuel Pump. This high-quality replacement is compatible with a wide range of Johnson Evinrude engines, from 20hp to 140hp. It’s a direct fit for many models, making installation easy.
Made from durable aluminium alloy, this fuel pump is built to last. Its low-pressure casting ensures high hardness and good sealing, preventing leaks and extending its service life. You can trust this pump to handle various fluids, including gasoline, kerosene, and water.
The package includes 1 x 438556 Fuel Pump and 1 x Gasket. With a 30-day satisfaction guarantee, you can purchase with confidence. Quick responses to any queries are assured within 24 hours.
| Pros | Cons |
|---|---|
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Perfect For:
This fuel pump is perfect for boat owners with Johnson or Evinrude outboards. It works with many engine sizes, from 20hp to 140hp.
Ready to Purchase?
Buying Guide
Choosing the best 18 GPH fuel pump is easy with the right guide. We’ve tested top models to help you find the perfect fit.
Factors to Consider When Buying:
- Compatibility: Check if the pump fits your engine. Look for direct replacements or universal models for easy installation.
- Material Quality: Choose pumps made with durable materials like aluminium alloy for long-lasting performance.
- Flow Rate: Ensure the pump delivers 18 GPH for smooth engine operation.
- Pressure Range: Look for pumps with the right PSI range (e.g., 3-6 PSI) for efficient fuel delivery.
- Ease of Installation: Opt for pumps with gaskets, filters, or clamps included for hassle-free setup.
- Application: Select pumps designed for your vehicle, whether it’s a boat, motorcycle, or lawn mower.
- Warranty: Choose products with satisfaction guarantees for peace of mind.
Upgrade your fuel system with confidence. Your engine will run smoothly and reliably!