The 5 Best Fuel Demand Valves (2022 reviews)

The Fuel Demand Valve's superior materials make sure that it ages well with use. The fuel demand valve is compatible with ethanol blended fuels, Johnson/evinrude brand engines and tanks. Make sure this fits by entering your model number. Also, this is built with a never-fail attitude.

The valve includes a 3/8-inch low-permeation fuel hose that resists kinking and hardening. Most importantly, the fuel demand valve is easy to use and it works as advertised.

Most customers agree that the valve is the way to go for the boater. Also, a few strongly agree that the valve can cause possible engine problems because of fuel overpressure. Also, they say that the title does say " without fuel demand valve " but why even have it in the picture. Obviously, this product passed the test and had very satisfied buyers eager to share their experience.

Top Customer Quotes:

For use with engine fitting 8889lp6.
Attwood products are both compatible and reliable, engineered and built with a never-fail attitude.
This includes attwood’s award-winning universal sprayless connector.
This fits the bill. High quality & fast shipping are always a good thing.

Best With All Original Equipment Manufacturer: Attwood Fuel Demand Valve

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The Attwood Fuel Demand Valve is suitable and reliable and fits well with your daily purpose. The attwood fuel demand valve allows only the amount of fuel requested by the engine and prevents a pressurized “slug” of fuel from reaching the engine. The Manufacturer says: We deliver safe and reliable lighting, fuel systems, water systems, seating & pedestals, swimming ladders, custom upholstery, and general marine accessories that are easy to install and meet regulatory compliance. Moreover, the valve has been an award-winning leader in engineering, testing, and manufacturing the highest quality marine products for over 100 years.

Most importantly, the attwood fuel demand valve is compatible with 3/8 inch and 5/16 inch fuel hoses and ethanol blended fuels.

Most customers think that the valve is great for regulating fuel pressure. In addition, they strongly agree that the valve is used to increase speed on its own. Further, they also found that this fuel demandvalve ( pressure regulating valve ) keeps this from happening.

Top Customer Quotes:

Installs between the fuel tank and the primer bulb.
This is compatible with all original equipment manufacturer (oem) brands.
This is great in complex fuel distribution systems.
Compatible with 3/8” and 5/16” fuel hoses.

Best With Tanks: Attwood Fuel Demand Valve

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The Attwood Fuel Demand Valve should be able to handle its purpose and duties with ease. Is the fueldemand valve not included. And, the valve is compatible with universal brand engines, tanks and ethanol blended fuels. In short, with a 4.3 rating and more than 128 buyers, the attwood fuel demand valve stands as the best choice.

Almost all buyers agree that the valve is easy to install, works well.

Why We Like This:

Female universal sprayless connector (usc) hose tank fitting not included.
For use with universal brand engines and tanks.
Multi-layer low-permeation primer bulb with 60% more fuel output compared to competitors.

Best With All Oem: Attwood Fuel Demand Valve

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Compared with other products by Attwood, the Attwood Fuel Demand Valve has a convenient design. The attwood fuel demand valve includes a universal sprayless connector, hose and tank fittings with pre-applied thread sealant. The Manufacturer says: We deliver safe and reliable lighting, fuel systems, water systems, seating & pedestals, swimming ladders, custom upholstery, and general marine accessories that are easy to install and meet regulatory compliance. Also, the valve includes a multi-layer low-permeation primer bulb, and a fuel demand value that eliminates engine flooding and spillage by preventing pressurized fuel from reaching the engine.

The valve is compatible with ethanol blended fuels and with all oem. Moreover, this includes a 6-foot-long, 3/8-inch diameter low-permeation fuel line. Finally, the attwood fueldemand valve is designed to prevent kinking and hardening, and is rated up to 100 degrees c.

In short, for most buyers, the valve was what they were looking for.

Why We Like This:

It works great and it is easy to use.
Male universal sprayless connector (usc) tank fitting included.
Good investment for the long term.

Best With All Oem Brand Engines: Attwood Fuel Demand Valve

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Compared with other products by Attwood, the Attwood Fuel Demand Valve has a convenient design. The attwood fuel demandvalve includes a 3/8 inch low-permeation fiber reinforced fuel hose designed to prevent kinking and hardening. . Also, it includes attwood multi-layer low-permeation primer bulb, fuel demand valve and a fiber reinforced, low permeation fuel line. Above all, the attwood fuel demand valve is compatible with all oem brand engines.

Why We Like This:

Primer bulb's tough multi-layer construction resists collapse and ballooning.
Good investment for the long term.