A fuel pump always fails at providing the fuel that’s up to the minimum standard for engines. This led manufacturers into putting a filtering system in the cars. For obvious reasons, they had to be replaceable and economical.
Using a damaged inline filter becomes easily visible. Acceleration velocity and everything you consider as the car’s performance starts getting reduced. Apart from it being a huge waste of potential you’re taking your engine to the brink of death.
In most cases, these are a unidirectional mechanism that has compositions of brass or something like cardboard ensuring filtration. Since you’re gambling a couple of Grands for one single filter, you’d better get yourself the best inline fuel filter.
Top Products for Best Inline Fuel Filter
Here are some of the top-notch performers in the market for inline fuel filters. They are organized according to their upsides & downsides for your convenience.
1. Quicksilver 816296Q2 Marine Engine in-Line Fuel Filter
Quicksilver is a premier original equipment manufacturer replacing a part for Mercury Marine. Their 816296Q2 in-Line Fuel Filter is for use with a fuel line that has an inside diameter of almost 5/16 inches or 8mm. The overall body of the filter is made of plastic.
If you own an overboard then you already know that the water is filled with contaminant particles that mix with your fuel damaging the performance of the boat. You lose a lot of horsepowers these small particles. Quicksilver replacement fuel filter cartridges work in such a way to get rid of these contaminants.
You don’t need to worry about any fitment problems as it will adapt to almost any engine. But still, be sure to check first. Quicksilvers 65 years of manufacture experience will serve you great as they have engineered this superb filter only to get the best out of your overboard.
- Some have had a problem fitting their engine as the inlet & outlet size doesn’t match.
- It is best if you check with the manufacturer first before purchasing this filter.
2. Outlaw Racing Inline Fuel Filter
If you have any issues that connect to a clogged carb for your motorcycle, then you have to consider getting an inline fuel filter right away. Outlaw racing fuel filters are great in having to deal with that issue. The filter is manufactured using plastic material & has a cone-shaped figure.
As it has a universal fit, any ¼ inch line will match the filter. Not only can you use the outlaw for your motorcycle, but also scooters, ATVs, golf cart engines too. Both sides of the filter will connect without any hassle & will not leak any sort of gas at all. The clear-out material enables you to observe if there are any sort of cracks present on it.
It can withstand high temperature & also corrosion resistance so that even in the toughest of conditions it gives you greater service. It can filter out any contaminants of 40 microns or larger. It fits well with any medium engine considering the outside diameter is 0.88 inches.
- The barbs of the filter seem to be a bit small, so there are some leaking issues for the filter.
- The rubber lines create less problem but the main leakage problem comes with PVC lines.
3. FRAM G12 in-Line Fuel Filter
Gasoline injected fuel lines have small injectors so the fuel line can easily be clogged. That is why the FRAM Fuel filter line is specially designed for protecting the engine & fuel line of your vehicle. The outside construction of the filter has a nylon build.
Steel & plastic conductive inline fuel filters are included in the FRAM filters so that it has a universal fitment for all sorts of engine configurations. With high technology filtration system FRAM is engineered for Oxygenated Fuels & Fuel injection systems. It is very easy to install between the fuel tank and the engine fuel rail.
The inlet outside diameter of the filter is almost 0.3125 inches. These fuel filters will increase the performance of your engine emission to a great height. So if you have a gasoline vehicle then you can see this product as a great fit for your vehicle.
- Their filters in the picture show that they are clear but when the actual filters arrive they are not clear.
- They are like seeing through a hazy lens, so you won’t able to tell how dirty the filter is.
4. MinTerest Gas Inline Fuel Filter Universal Gas Fuel Filter
MinTerest gas inline fuel filter has a universal fitment for any ¼ inch line. The fuel filter length is around 55mm & it also measures around 27mm diameter. The construction material of the filter is plastic & it is also clear, so you can see if the filters need to be replaced or if it has any cracks.
Minterest has given the filter a magnet design for a better filtration system. An existing magnet can easily help with the impurities of the fuel scraping off any iron or metal type debris. The filter is very easy to install & you can also replace it without any worries.
The filtering particle of fuel filter size is around 50-100 um for the contaminants. It fits for almost any sort of motorcycle vehicle, small, non-fuel injected cars & even outdoor power equipment too. The whole unit comes with a 20-piece filter set. If you have any sort of complaint then you can contact them for replacement.
- Many users have had problems with the filter as it is significantly a bit smaller than ¼ inches. So it fits loosely to the hose making it leak.
- You have to modify it to make the leaking issue stop.
5. Quicksilver 879885Q In-line Fuel Filter
Quicksilver is specially engineered for protecting outboard to meet the Mercury Marine Original Equipment Manufacturer specifications(OEM). It fits perfectly under the outboard engine cowl. This will protect your engine from water moisture or other fuel contaminants loss of horsepower.
It has a translucent plastic case above the filter so that you can see the filter clearly for any sort of contaminants. The fuel filter can filter out contaminants that are 20 microns in size. Enhances your engine performance to a great deal.
Quicksilver Fuel Filter is adaptable for any marine engine no matter the brand. The filter can easily be replaced with existing hose clamps & no additional hardware is required. Enjoying your overboard performance with the Quicksilver Filter enhancing the performance of the engine.
- You would need to replace it quite often as it gets filled by debris quite fast.
- So make sure you are checking if the filter needs to be replaced or not.
Top Specifications for Best Inline Fuel Filter
You need to get a clear idea before seeing a random product to judge its capabilities. Here are some of the top things to keep in mind while purchasing an inline fuel filter.
Among the different types of fuel filters, some are made for specific car models while some others run on specific fuel. It should match your vehicle model. Unmatched models usually differ in the inner diameter of the fuel line.
Inline filters can fit fuel lines having an inner diameter as small as 5/16 inch or 8 mm to ¼ inch or even slightly higher. Quarter inched ones are often termed as universal since the most common reinforced rubber fuel line hoses with slightly smaller diameters can fit some extent. But smaller ones can’t hold leakage.
This cylindrical filth remover has a smaller inlet and outlet diameter and a much larger diameter in between the two. Terminal diameters determine what sized fuel line or hose it’s gonna fit into. More the greater diameter, the more will it take up space around the line. But it increases the contact surface between fuel and filter.
The mid diameter for filters good for motorcycles and ATVs stick about 1 inch or around 25mm. The length, however, varies largely around 2 inches.
Type of Engine
Diesel has more contaminants then gas. So, if you drive a motorcycle, then you will be needing a smaller fuel filter. That would be enough for you. If you are driving a diesel-powered SUV or large car, then you need a mighty filter for that.
Every filter has a limitation marked by the least size filth or contaminants it can filter out. Usually, this parameter is expressed in microns. The lesser the size of contaminants it can filter out, the cleaner your fuel is.
If you see that your filter can clear out impurity of 50 microns then you are to understand that anything greater than or equal to than will be filtered out. But smaller ones would stay in your fuel. 20 microns is excellent but comparatively costs high. You’ll get a set of 4 to 20 filters for a higher value in micron i.e. lower in quality.
It’s not that much of a concern but be sure that it’s sturdy enough as it will be needing to handle the pressure of the fuel. There are different types of filters in the market, some are made of plastic while others are of metal. Usually, scooters, motorcycles, golf carts, and similar vehicles do not ask for installing metal filters.
Heavy-duty engines as that of trucks and RVs can be equipped with metal inline filters. A piece of advice goes as: transparent filters are great as you will be able to see the inside of filter clearly & be sure when to replace them.
Q: When should a filter be replaced?
Ans: Generally, there are some basic rules for when you should replace the fuel filter of your vehicle. If you are driving an older model of vehicle, then it is appropriate to replace the filters every 2 years or if you have the driver around 30000 miles. For newer models of cars, this interval tends to belong.
In garages, a mechanic does a pressure test to see if your filters need any replacement. With a filter that is out of order, the pressure is reduced. The normal pressure of a fuel-injected car is around 30 to 60 PSI.
Q: What is the effect of a bad fuel filter on the vehicle?
Ans” Replacing the fuel filter may be the least significant thing you are keeping in mind. But you have to replace it sometime because you will see that your vehicle is showing signs to replace it.
The first sign that you will see is that the engine of your vehicle is lacking power. As the filters are clogged, the fuel will not be getting through it easily to the engine. As a result, it will lack the power too.
While under hard accelerations the engine requires a lot of power & this power comes from the fuel. So as a result of a badly clogged filter your car will stall under this type of situation. Engine misfires are also common in these situations.
Q: Do the filters have a specific direction in which they should be connected?
Ans: Yes, most filters have arrows to indicate which direction the filter should be connected to the fuel line & the engine line. Always read the instruction manual first before having to connect a new filter for your vehicle. If you are replacing an old one then you already know how to correctly connect it.
Q: How do I change the filter?
Ans: At first, you need to relive the pressure of you’re the lines & then disconnect the batteries. The fuel filters should be under your vehicle along the fuel line between the engine and gas tank. After detaching the clips from the lines remove the fuel lines.
If there is any bolt that you need to loosen then after screwing it out, you can safely remove the filters. If you have nylon or paper filter, then you need to change the filter & replace it. But if you have metal ones you might need to clean them.
Q: How to clean a filter?
Ans: If there is existing gas or fuel inside the filters, then dispose of them. Then you need to spray the filter with pressurized carburetor cleaner & tap out the leftover debris. After that dry, the filter for some time & carefully put the filter back to its place.
Before coming this far to the article you might have least worried about this part of your vehicle. It’s true, Inline Fuel Filters are the least of anyone’s worries. But it serves a great purpose to keep your vehicle up to shape & give you a better engine performance.
In our expert opinion, we would have to say that if you own a motorcycle or small vehicle then going for the outlaw racing inline fuel filter would be a great option. Because of the rigid construction, it has & filtering out to microns.
The FRAM G12 is also a great option for your vehicle & if you are worried about your overboard then the Quicksilver will do just fine.
All this information will serve you well when you are analyzing every product one by one. Keep the buying guide in mind while you are surfing through different filters. Always remember one thing before buying, give your criterions the priority to buy the best inline fuel filter.