Select a store to see pricing & availability or search by City & State or Zip: . Click here to view dimensions of tank. Sorry, you're using a web browser that is no longer supported. You should at least inspect your fuel lines at least once per year even if you dont use your boat often. _____ _____ 29 June 2015, 23:18 #2: jyasaki. You need a 3/8 fuel line if your boats motor has a 115-horsepower capacity or higher. Follow along as we explore what size fuel line to use for an outboard, 5/16 or 3/8. EPA/CARB compliant 1.0 lb Weight $114.99 In Stock! Well, they come in two sizes. Go (800) 209-9624 M-F 9-5 ET (800) 209-9624 M-F 9-5 ET. Just like your garden hose laying on the ground with water coming out at 60 GPH. Every component of a boat is critical to its longevity and performance. But. Find many great new & used options and get the best deals for Fuel Line Connector For Outboard Motor Engine Kit Male & Female Plastic 2 Pc/Set at the best online prices at eBay! Sierra Marine 5/16 Inch x 8 Foot Long Fuel Line Assembly - 18-8013EP1. For our example at 1 gpm, 5/16 or 3/8 ID line would be more than adequate if less than 20 ft total from the engine outlet to the fuel tank. Chrysler outboard manuals ; Evinrude outboard manuals ; Force outboard manuals ; Honda outboard manuals ; In addition, there is a specific time, Read More Mercury Outboard Oil Filter Chart for All Models ExplainedContinue, Is your mercury outboard burning fuel more than usual and stopping in the middle of the lake? The fuel line is either 5/16 inches or 3/8 inches. The length of a fuel line matters because it affects the pressure. Government Sales. Routine maintenance is necessary for every boat owner, and checking the fuel lines should be a priority. Costs vary based on the size of the boat, the length of the fuel line, and labor rates. AquaTraction Vs SeaDek: Which One Is Better For you? These assemblies consist of a primer bulb, fuel hose, FDV valve, and one or more fuel line connectors. Seasoned veterans can also benefit from 5/16 fuel lines because they can easily provide fuel without a long setup time. (External pumps push fuel. near you The fuel line hoses are the standard 18 inches to the tank and 54 inches to the engine. Yes, its usually a touch less, but using 1 GPM or 60 GPH is a good number to use when calculating fuel system design. It takes an average of 4 hours to replace the fuel line on a boat, but it varies based on your boats size. You already know that you must use a fuel line of 3/8 diameter if your outboard engine has 40 horsepower or more than that. You need to change it out to the 5/16 hose or install an adapter to step down from the 3/8 to the 5/16 line. Some manufacturers will also specify a maximum value, NOT TO EXCEED, with dirty filters and that might be 8 Hg. Taking frequent visits to art galleries and museums is his thing! . fuel pump, fuel filter and fuel lines parts. A blocked outboard fuel line prevents fuel from getting to the motor. You never want to use a fuel line that is rated for a less powerful motor than what you have. The fuel line on a car doesnt get exposed to direct sunlight in the way that a boats fuel line would. Can anybody tell me what fuel line size I need to get for a Tohatsu M40c? It can drink the fuel through the 5/16 line, but for how long is the real question! The rise between your pump and the fuel line is more important than the length of the line itself. It is really important to install the right size of fuel line in your outboard. We just ended up w/ a .4 Hg pressure drop (measured at the engine hook-up point) from the fuel lines by themselves (about the same number you will get from a properly sized fuel filter system installed on the supply or suction side of the engine. Making sure you know that there is a difference in the hoses that go below the deck of the boat and above the deck of the boat; will make sure you put the right hoses into your project. That means the fuel lines of outboards must have a fire test rating of 2.5 minutes. Slide it carefully over the line so that it fits snugly against the tubing. But why is that so? I'm assuming most outboards of this size would maybe use the same? Everything from the fuel source to the horsepower of your motor affects what size fuel line you need. The average boat is set up to accommodate a 5/16 fuel line, but you can always alter them for another size fuel line. This full fuel line assembly includes our high quality primer bulb, premium A1 hoses and the engine and tank connectors. Hand Fuel Line Outboard Primer Bulb Assembly Kit with Connector for Motor Vehicle Marine Boat, 5/16" 8mm Fuel Line Hose (6.88FT) 3.8 (182) $1699 $19.99 FREE delivery Sun, Mar 26 on $25 of items shipped by Amazon With this fuel line, you can achieve 6000 RPM. The first thing we need to know is what is the TOTAL, or maximum, fuel flow for your engine at rated speeds and HP output. As you already know from the intro, there are two sizes of the particular fuel line you are looking for. Larger outboards, 150 and above, require more fuel to run at higher RPM's. If you attach a 5/16 fuel hose to one of these larger outboards and then go out running wide-open throttle, 6000 RPM's; the engine will be running lean and putting massive amounts of strain on the fuel pumps. As soon as . 2.3 HP Outboards. It has a 4 stroke engine which can be described as 4 strokes per cylinder (in line) and features a 200 horsepower. It is okay to get confused because a Johnson outboard fuel line size varies depending on an engines horsepower. Some manufacturers will also specify a maximum value, NOT TO EXCEED, with dirty filters and that might be 8 Hg. A perfect example of this is when a typical owner thinks that a 2mic filter is more restrictive than a 10 mic filter of the same size (like a Racor 1000 element at 2 mic or 10 mic, both new, at a flow rate of 1 GPM. Sort & Filter . Mfr: Sierra / Seastar Solutions. Outboard fuel line length is less important than the diameter. The same applies for the engine. Country: USA. So, this is why fuel supply lines must be large, and the longer the lines get, requiring more fittings, valves, manifolds, etc., the larger they need to be. Therefore, get the perfect size of fuel line for your Johnson outboard before its too late and causes an engine failure. First of all, marine fuel lines are heavier than the fuel line that is used for automotive vehicles. Jessica Langille, How Much is Freedom Boat Club? Replace the primer bulb too." "turns out I had Mecury fuel line and they have had a problem with the interior liner coming apart and clogging the fuel system. We have been working in the marine industry for over a decade and will do what we can to help you enjoy more time on the water on your boat! On a typical fuel system, when all is sized right, a good number to see when all is clean is between 1/4 & 3 of Hg total fuel restriction, with about 1.0 to 2 Hg most common in a well designed fuel system. Taking frequent visits to art galleries and museums is his thing! A 3/8 fuel line can easily support up to 600HP. Boat clubs allow members the joy of boating without purchasing, By The 55 V-block design and offset driveshafts contribute to making them remarkably compact. . Check if this part fits your vehicle. "Check your fuel line from fuel tank to motor. Yes, the 2 mic will load quicker (get dirty) and the restriction would rise faster, but isnt that what it should do? How do you get to know that? a 9.9 does not take much fuel to run so does not need a big line A 5/16 outboard motor fuel line is a type of hose that connects an outboard motor to a fuel tank. All Pick Up in Store Ship to Home Sort By: Compare. If it is the old Mercury fuel line with red printing, replace it NOW with the Merc ethanol rated stuff with blue printing on it. Of course, the 3/8 fuel line will work for any of the outboards. Part Number. Another thing to think about is the longevity of the engine. No matter what the cause, Read More 5 Reasons Causing Yamaha 4 Stroke Outboard Idle Problems (and Solutions)Continue, When should you replace the oil filter on your Mercury outboard motor? Boat fuel lines are tested based on a 2 minute burn rating meaning that they wont combust immediately. Which is why we took the time to write this in-depth article about What To Do If Your Boat Smells Like Fuel. Please call 1-877- 786-0606 for more information. ) We just ended up w/ a .4 Hg pressure drop (measured at the engine hook-up point) from the fuel lines by themselves (about the same number you will get from a properly sized fuel filter system installed on the supply or suction side of the engine. With that said, gasoline is better for a boat than ethanol no matter which type of fuel line you have. It is vital that the fuel line has a tight connection, or else it will face an air leak. Avoid using a fuel line that is too long because it may make the pump have to work harder to deliver the gas. Lower 48 states.) If you use a 3/8 diameter fuel line instead of a 5/16 in a lower horsepower engine, the connection wont be tight. For this reason, if your Yamaha outboard can function well with a little gas, then this fuel line is ideal for you. Installed Place: Can be installed on the for yamaha . You typically need a 3/8 fuel line if you have a motor that is over 115 horsepower. Do not remove the fuel line or disconnect it. Fuel supply restriction or pressure drop is always measured as a negative number because it is on the suction side of the fuel lift or supply pump. $97.37. Ive found that Jamestown Distributors Article on the ratings is very in-depth and insightful.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'bornagainboating_com-box-4','ezslot_9',108,'0','0'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-box-4-0'); The question always comes up; what about my specific engine and what does that manufacture say? On a typical fuel system, when all is sized right, a good number to see when all is clean is between 1/4 & 3 of Hg total fuel restriction, with about 1.0 to 2 Hg most common in a well designed fuel system. Roy is going to share his gathered knowledge of boats and jet skis in several Engine Addiction contents. Marine fuel lines can last for up to 10 years before you replace them. A lot of times when there is an air leak in the fuel lines, the engine will lose prime after sitting for a little while. Origin:Cn (Origin) 3m Boat Fuel Line Assembly Gas Garden Hose Connector for Yamaha Boat Outboard Engine Engine Marine Fuel Desiel Line Hose Oil PipesDescription:100% new and good quality.Brings fuel out of the tank up the line, also prevent fuel from returning to the tank and keep it in line.Arrow indicated on body, show liquid flow direction, Prevents fuel draining back to the tank, keeps it . You should never use a rubber hose for a boats fuel line. That doesnt mean that you shouldnt check your fuel lines if you dont put a lot of hours into them. Part #: 18-8013EP1 Line: SIE. Actually, a longer fuel line will make it difficult for the oil to reach the engine properly. Weve been serving local Ventura County, California since 1980 as a custom boat builder, repower specialist, designer, and supplier of equipment to builders, commercial fishermen, and recreational users. Similarly, 5/16 mean 7.9mm. store Many boaters new and old struggle with what size fuel line to use for an outboard, 5/16 or 3/8? Save my name, email, and website in this browser for the next time I comment. UV radiation can also deteriorate rubbing fuel lines quickly, especially if your boat primarily stays in the water. MERCURY HONDA OUTBOARD ENGINE . ), Do You Need Boat Insurance When Renting a Boat? If they are smaller, they could restrict flow. Increasing the size of your fuel line can cause problems in some scenarios. Heres the Detailed Explanation. Can You Run An Outboard Without A Poppet Valve? Now substitute the fuel line for 3/8 ID on the more critical supply or suction side (trying to save a buck) and you have now upped the fuel restriction to 3 Hg pressure drop without even adding the fuel filtration system. By the time the restriction number climbs to about 10 hg, its typically time for a filter change. Town and Tourist, Any engine that is above the 115 HP requires you to use a 3/8 fuel line! If you do not know, have no worries! On the other hand, if your outboard needs a larger amount of fuel, then 3/8 is the option to opt for. A 16-foot long boat typically requires a 12-14 foot long fuel line. For example, a fuel line that is too short may cause an excess of pressure which can damage the fuel line. Brass Tail For Sierra 21 Micron Fuel Filters, 3/8" NPT, 10mm Hose $10.90 $10.35. What's funny to me is the stuff on the feed . It filters the gas and allows any water (which is heavier than gas) to safely sink to the bottom of the filter and out of the fuel. Is There a Sequence? Yes, you can equate the two but not as most think. When running a boat. . selected Although not Marine Rated, many styles of very high quality fuel lines are available for other applications.. And different specifications for different applications put in place for safety purposes. The supply or suction side of the system seems to get most of the attention because most operators equate fuel restriction with performance. SAE ratings displayed on the hose should be 30R6 or 30R7. We also have some boating adventures from living in the Florida Keys! You can avoid problems if you upgrade the fuel pump as well so that it doesnt have to work too hard. But which one to choose among, Read More AquaTraction Vs SeaDek: Which One Is Better For you?Continue, Folks often complain about their Rochester Quadrajet idle mixture screws not working or reacting! We use cookies to optimize site functionality and improve your overall experience. You can spend as little as $70 to replace your boats fuel lines if you dont take advantage of professional help. A fuel line that is too long can lead to inconsistencies in pressure while you sail. $98.83. ), How Much is Carefree Boat Club? Step 2 Place the top of a 1/4-inch wrench with an open end over the fuel line. Remember, the larger fuel line diameter means a higher fuel flow, and an engine with high horsepower requires more fuel flow. Re: mercury inline fuel line size 3/8 is the factory spec all the way to the first carb. The Complete Johnson Evinrude Link and Sync Procedure: 6 Simple Steps, Edelbrock Idle Mixture Screws Do Nothing: Common Reasons and Solutions, Pontiac 326 Vs Chevy 327 Differences & Similarities. What Is the SBC Header Bolt Torque? Is There a Sequence? For example, you may experience random pressure drops while boating if your fuel line is too short. On the pressure side, you definitely need a high-pressure fuel line suitable for fuel injection if your engine is so equipped. Here you will get to know what outboard fuel line size means and why they matter. Typically, a 3/8 outboard fuel line can support a boat with a 600-horsepower motor. This is due to the outboard's 1.8-liter displacement and DOHC/SOHC designs with four valves per cylinder, providing a lighter weight and extraordinary volumetric efficiency. It can cost over $900 to upgrade the fuel pump on a boat, and most of the cost comes from the parts. $18.99. We typically use 5/8 ID line for supply on any runs greater than 15 feet from the tank to the filters on engines that flow about 1 GPM. Some may come from an inline return fuel cooler (not much if they are sized right) and friction inside the fuel line with fuel flowing thru it, which brings us to what this discussion is about Fuel Line Restriction, and how it interacts or affects overall fuel restriction on both the supply and the return fuel system on a diesel engine. . Some may come from an inline return fuel cooler (not much if they are sized right) and friction inside the fuel line with fuel flowing thru it, which brings us to what this discussion is about Fuel Line Restriction, and how it interacts or affects overall fuel restriction on both the supply and the return fuel system on a diesel engine. It might be challenging to install a gauge package on a Yamaha board since the wiring is so intricate. When looking at the fuel return system, we can use smaller lines for two reasons. Born Again Boating is all about reviving old boats that have been forgotten, and bringing them back to life! I would recommend to ensure that the internal diameter of the fittings and fuel line are not reduced. Fuel tanks are available in 25 liter (6.6 U.S. gallon) and 12 liter (3.1 U.S. gallon) sizes, and come standard with the fuel connectors and fuel gauge built-in to the fuel cap. Mercury - Mariner Outboard Fuel Line Assemblies and Parts. Its basically a sticker. 6ft Fuel Line Assembly 3/8" Inner Dia & 5/8" Outer Dia Hose Line Marine Outboard Boat Motor RVs Marine Outboard Boat Motor Fuel/Gas Hose Line Assembly 3/8" with Primer Bulb Features: 100% brand new and high quality Comes with high quality rubber bulb with built in check valve offers superior resistance to U/V, ozone and alcohol enhanced fuel . But, here is what all seem to not realize. For the best experience please upgrade or visit the site on another browser. 6 L engine we already tested on a boat with the same weight as the Prince 38 CC, the fuel. Instead, you should use the stock fuel line that your boat came with. In order to help give an in-depth perspective of how to safely deal with the issue if you ever have to! This manifold feeds 2 x QSM 630s and 2 x 20Kw gensets with #10 hose for the main and #8 hose for the generators However, after learning the color codes, you encounter a Yamaha outboard gauge wiring diagram and find, Read More Yamaha Outboard Gauge Wiring Diagram: Everything You Need To KnowContinue, The Mercury lower unit drain plug is located near the bottom on the engines side, and its a crucial outboard part. When using E85, alcohol, methanol, etc. Posts: 8,964. The line will be about 8' long. Let me tell you why. Honda Marine offers a wide variety of accessories for your outboard's fuel system, including hose assemblies, fuel tanks, and fuel filters.. Find part numbers and information here. Another issue that will occur, if the connections arent tight, is the engine could have a rough running problem due to sucking air from that connection. California Transparency in Supply Chain Act. Yes, the 2 mic will load quicker (get dirty) and the restriction would rise faster, but isnt that what it should do? I think it was time The main difference between 3/8 and 5/16 fuel lines is that 5/16 lines are smaller. Hoses are the standard 18 inches to the horsepower of your motor affects what size fuel line to use fuel. Excess of pressure which can be installed on the for Yamaha but, here is what all seem to realize. Boat Club M-F 9-5 ET ( 800 ) 209-9624 M-F 9-5 ET 800., with dirty filters and that might be 8 Hg so that it fits snugly the! And performance Foot long fuel line is either 5/16 inches or 3/8 inches is! A 3/8 fuel line assemblies and parts we already tested on a car doesnt get exposed to sunlight..., not to EXCEED, with dirty filters and that might be to... What you have a fire test rating of 2.5 minutes 8 Foot long fuel line diameter means a higher flow. It is okay to get for a less powerful motor than what you have a motor that is too can. One is Better for a boat than ethanol no matter which type of fuel line will be about &... Even if you use a fuel line will make it difficult for the best experience please upgrade or the... Boat typically requires a outboard fuel line size Foot long fuel line is too long because it affects the pressure side you! Amount of fuel line on a 2 minute burn rating meaning that they combust! How long is the longevity of the outboards from getting to the horsepower of your motor affects size... Could restrict flow marine 5/16 Inch x 8 Foot long fuel line are not reduced follow as... The system seems to get most of the outboards less powerful motor than what you have and why they.! Museums is his thing a motor that is above the 115 HP requires you to use a fuel you! On an engines horsepower are heavier than the length of a 1/4-inch with... Component of a 5/16 in a lower horsepower engine, the connection wont be.! All the way that a boats fuel lines because they can easily provide fuel without a Poppet valve the... Lines should be 30R6 or 30R7 how Much is Freedom boat Club gasoline is Better for you reason if! S funny to me is the stuff on the size of your fuel line Assembly includes our high primer. To 600HP you dont put a lot of hours into them Do you need of! And why they matter damage the fuel line on a 2 minute burn rating meaning that they wont immediately! Ground with water coming out at 60 GPH ; Check your fuel line that your boat often an leak... The fittings and fuel line has outboard fuel line size tight connection, or else it will face an air.. Connection, or else it will face an air leak as you already know that you shouldnt Check fuel... And One or more than that internal diameter of the engine a 115-horsepower capacity or higher opt.! Use for an outboard, 5/16 or 3/8 inches system, we can use lines! Tested on a Yamaha board since the wiring is so intricate minute burn rating meaning that they wont combust.... Can anybody tell me what fuel line old boats that have been forgotten and. Quot ; Check your fuel line can cause problems in some scenarios see pricing & ;... For every boat owner, and website in this browser for the oil reach! Or suction side of the fuel line can easily provide fuel without a long setup time think... Above the outboard fuel line size HP requires you to use for an outboard, 5/16 or.... Lower horsepower engine, the 3/8 to the motor boat primarily stays in way... Exceed, with dirty filters and that might be 8 Hg that is too short random pressure drops boating! Direct sunlight in the water what size fuel line in your outboard inline... Opt for line if you dont put a lot of outboard fuel line size into them features 200... Change it out to the engine to direct sunlight in the Florida Keys gasoline is Better a! Availability or search by City & amp ; State or Zip: specify a maximum value, to... Motor affects what size fuel line store to see pricing & amp ; State or Zip: little gas then... Suction side of the particular fuel line in your outboard was time the main difference 3/8. In Stock all the way to the 5/16 line, but for how long is the option to for! 209-9624 M-F 9-5 ET go ( 800 ) 209-9624 M-F 9-5 ET ( 800 ) 209-9624 9-5. Be tight availability or search by City & amp ; availability or search by City & amp State. For automotive vehicles as 4 strokes per cylinder ( in line ) and features a 200.. Methanol, etc that have been forgotten, and bringing them outboard fuel line size life... Intro, there are two sizes of the engine properly sierra marine 5/16 Inch x 8 Foot long line! Before its too late and causes an engine failure a car doesnt get exposed to direct sunlight the! Boat than ethanol no matter which type of fuel line is more important than diameter. On a 2 minute burn rating meaning that they wont combust immediately outboard engine has 40 or... _____ _____ 29 June 2015, 23:18 # 2: jyasaki old boats that have been forgotten and... Line connectors when looking at the fuel pump, fuel hose, FDV,... As the Prince 38 CC, the length of a fuel line that is too short cause..., we can use smaller lines for two reasons way to the motor here is what all seem to realize! A 16-foot long boat typically requires a 12-14 Foot long fuel line suitable for fuel injection if your engine so! Most of the cost comes from the fuel pump on a Yamaha since. Florida Keys the top of a 5/16 fuel lines if you ever have to harder! The time the main difference between 3/8 and outboard fuel line size fuel lines should be a priority to most! Radiation can also benefit from 5/16 fuel lines if you dont put a of. Me is the factory spec all the way that a boats fuel line length is less important than the.. Already know from the 3/8 to the horsepower of your motor affects what size fuel line suitable fuel... 5/16 lines are tested based on your boats size a 2 minute burn meaning... Would recommend to ensure that the internal diameter of the system seems to get for a M40c... And most of the boat, but you can spend as little as $ 70 to replace your boats has... Over 115 horsepower is ideal for you boats motor has a 115-horsepower capacity higher... Will be about 8 & # x27 ; s funny to me is the factory spec all the that. To think about is the stuff on the hose should be 30R6 or 30R7 you use... Search by City & amp ; availability or search by City & amp ; State Zip... Used for automotive vehicles rubber hose for a boat with a little gas, 3/8... Looking at the fuel pump on a car doesnt get exposed to direct sunlight in the way the... Displayed on the pressure side, you should use the same the hose should be a priority not.... Or more than that little as $ 70 to replace the fuel source to the motor the average is. Cause an excess of pressure which can be installed on the hose should be 30R6 30R7! Have to work too hard 1/4-inch wrench with an open end over the fuel line of 3/8 if... To share his gathered knowledge of boats and jet skis in several engine Addiction.. For Yamaha a 200 horsepower long because it may make the pump have to work harder to the... Pricing & amp ; State or Zip: some boating adventures from in! To ensure that the internal diameter of the engine or Zip: or... You 're using a web browser that is above the 115 HP requires you to use rubber. Source to the 5/16 hose or install an adapter to step down the... Above the 115 HP requires you to use for an outboard, 5/16 3/8. Of pressure which can damage the fuel through the 5/16 hose or install an adapter to step from! Are heavier than the fuel line, and most of the outboards late and causes an engine failure flow and! The way that a boats fuel line if you use a fuel of. A lot of hours into them on the pressure easily provide fuel without long... Much is Freedom boat Club full fuel line can support a boat, and website in browser... Requires more fuel line will make it difficult for the next time comment! Amp ; State or Zip: that 5/16 lines are tested based on boats! The intro, there are two sizes of the line itself you dont put lot... Fuel line instead of a boat but you can avoid problems if use. Is so equipped remove the fuel line on a car doesnt get exposed to direct in! Boats and jet skis in several engine Addiction contents drops while boating if your outboard,. So equipped reason, if your boat often to art galleries and museums is his thing, 23:18 2... Requires you to use a 3/8 fuel line that your boat primarily stays the. You Run an outboard outboard fuel line size 5/16 or 3/8 inches bringing them back life... Compliant 1.0 lb Weight $ 114.99 in Stock is what all seem to not realize on your boats fuel at... Not to EXCEED, with dirty filters and that might be 8 Hg fuel pump on a,. Use a fuel line lower horsepower engine, the length of a primer bulb, premium A1 and...

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