The only time that air will really effect your motor is in the case of vapor lock but if it is running then that is not an issue Most fuel pumps are self priming as long as it is running. Either the fuel pump is weak, and on its way out. To determine if there is air in a fuel system, bleed a small amount of fuel from the top of the fuel filter; if the fuel appears quite cloudy, there are probably small bubbles of air in the fuel. Depending on how much air is in the fuel determines how rough the engine is going to run; the more air in the fuel, the rougher the … or Best Offer. Check fuel lines connected tightly and bulb primed 5. These outboard engine oils are catalyst compatible and designed for 4-Stroke applications but also work well in Inboards and Personal Water Crafts.\u003cbr\u003e\u003cbr\u003eLong lasting and safely blends with synthetic \u0026amp; non-synthetic oils, Lucas outboard engine oils are fortified with a … Fuel line Priming Blub (twice) Fuel fitting on Line (Twice, Currently using an OEM) Fuel Fitting on Engine where fuel line attaches. The American made fuel line measures one quarter inch inside diameter (.64 CM) and has an outside diameter of one half inch (1.27 CM). #27: 30186 Buy It Now. When I primed the line there were bubbles visible in the line. The Optimax DFI System is a very good and reliable system, however, like with any motor, cleaning and servicing may be required. #26: 22-34982: FITTING, FUEL LINE TO ADAPTOR (1 required per assembly) 22-34982 - Connector [ More info] $9.00 Available to order: Usually ships within 10 days. The complete fuel line assembly includes 7 ft fuel line hose with large primer bulb and fuel line connectors for tank and engine. (the motor depending on size has a diaphragm pump that acts off of crank case pressures to pump fuel up to your carb. Participant. Check engine is in neutral and throttle control in START position 6. Replaced it and now the motor works fine. Yesterday, I noticed, previous to pumping primer bulb hard, air in the top half of the small inline fuel filter (under the cowling). OEM Mercury 810749 GASKET SET marine boat carburator B2. I found that the fuel line was empty. The problem was the male connector on the fuel line at the engine. walleye_wisdom. Outboard EFI engines operate on the fuel injection strategy called “Speed/Density”. or: This Site is best viewed in IE7 or newer and Firefox 3 or newer. Top Rated Seller Top Rated Seller. Was the vent on the tank accidently closed or is there a small air leak somewhere in the fuel … mossydan. By clicking close you agree to use the site as is. ... ED1T16940 Mariner 40 HP Air Box Base Cover PN 814563M Fits 1982-1992. My primer bulb has always "gone flat" shortly after start and a little use. $30.00. 1993 MARINER … … 80" Hose Assemblies use a compounded, tough & pliable UV-resistant hose. Fuel & Air Injectors : Fuel System & Intake : Mercury Outboard. My motor is 2007 and has always run like a top. 1 product rating - OUTBOARD FUEL GAS LINE HOSE JOHNSON EVINRUDE 18-8009EP2 SIERRA ETHANOL RESISTANT. The LDR 516 F146 ¼ Inch ID 6-Foot Bag fuel line is ideal for use as a replacement hose in your small engines. A faulty air … It is made of alcohol resistant material. Outboard engines require – • liquid fuel (no vapour or air mixed with the fuel) and, • at a supply rate that exceeds the engine’s demand. ... July 17, 2006 at 11:47 am #460982. I installed new fuel line and a transparent inline fuel filter on the DR today. See our other pages for more Mercury, Johnson and Evinrude outboard motor parts. Stop browsing in the dark. As fuel tanks age, the fuel pickup hose can crack and allow air to leak into the fuel line causing your Outboard … Symptoms of air in the fuel would be a rough running engine and low power. High-quality fuel assembly components must be securely attached to prevent potentially dangerous fuel line … $149.95. Upgrade your browser for free. Promotes maximum fuel flow. The engine requires an air/fuel mixture of approximately 14:7 to 1 in the … Moeller 034391-10LPA Johnson/Evinrude 3/8" I.D. 3X(2M Fuel Line Hose Assy for Johnson Evinrude Omc Outboard … The Air Injector helps to produce a fine and fast plume of fuel for excellent power, acceleration and fuel economy. Johnson and Evinrude fuel pump diaphragms and carburetor kits to fit most older Johnson and Evinrude outboard motors are found on this page. Participant. Air Injectors can require cleaning and/or replacement. We are Australian owned and operated and supply aftermarket outboard spare parts to the recreational and commercial boating industry. fuel pump, fuel filter and fuel lines parts. Seal in Fuel Filter. Re: 6hp Nissan outboard leaks air into fuel line - End of the story Finally got the thing fixed. Hose, Fuel Line Assembly 3/8in I.D. Boat Fuel Hoses. It bothers me. Fuel line and bulb seem to be high quality, but the connector is junk. Once modified, I did get it to lock on, but it still leaked air and fuel until I added multiple o rings on the engine side. The problem was that there was a pin hole in the flexible line connecting the fuel filter to the rigid line running back to the tank. Boat fuel lines and hoses in any boat’s fuel systems are essential in ensuring safe boat operation and trouble-free performance. Check level of fuel in tank 2. How best do I get that out? Liquid fuel is required because that’s what carburetors and injection systems are designed to … $7.99. Check air vent screw on tank open 3. This change in ratio between fuel and air helps the engine first start up. TEE,FUEL LINE (1 required per assembly) 22-73318 - Fitting [ More info] $4.20 8 in stock. Fuel tanks and fuel lines can be a source of trouble and are the focus of this week's tip. Buy a genuine Mercury Quicksilver or aftermarket part. $5.00 shipping. When the choke is activated, the amount of air entering the carburetor is reduced, increasing the amount of fuel that enters. C $65.63. I could not find any cracks or imperfections on the old connector - must have been some internal problem. The lever on the top sticks out too far, hindering a positive connection. Shop for Johnson outboard spare parts for all make and models via Outboard Spares now. 8mm 8.3inch Boat Fuel Pump Line Hand Primer Bulb Gas Outboard Petrol Fuel Line Description: This is a Marine Fuel Line Assembly. Mercury Marine 60 hp (3 cyl.) Very Rare Vintage Mariner Outboard Fuel Tank Gas Can 3.7 Gallon Nice. The air still come back into the … Check arrow on primer bulb to ensure fuel line is connected the right way 4. $16.90 shipping. Inspect battery and connections (electric start) 7. Or anything t6hat requires a fuel line. Honda Marine - 4-stroke outboard motors from 2 to 250 hp. It does not sound like a restriction or vacuum problem, because if it was, the primer bulb would have been sucked flat.. What you need to do is run what they call a boat side fuel system test. $28.11 shipping. Big Sky Country Helena, MT ... you have blockage somewhere in the fuel line from the bulb to the fuiel filter. Some features may not work as intended in your current browser. Outboard motors feature a choke when they work by internal combustion. Try these out … This means that the ECM primarily looks at the engine’s speed and the intake manifold’s air density in order to calculate the correct amount of fuel to inject. 1. Or, there is an air leak in the fuel lines fittings, and the fuel pump is sucking air, and not fuel. From United States. Such items as a closed inlet valve in the fuel piping or an empty supply tank are more likely to be the fault of the operator than of the … The hole had been caused by wear from the flexible line rubbing against a loom of wires (i.e. Includes: New sealing ‘‘O’’ ring. Outboard fuel problems. Fuel flow seems good, but there's a huge air bubble in the fuel filter. Fuel Filter Fuel Strainer (After Fuel Pump) Fuel Pump I even used a temp tank two feet above the motor that feeds gas by gravity. Find outboard engine specs, special financing, accessories, ... 25 GPH Racor In-Line Fuel Filter Element 17670-ZW3-801AH. Domestic on line orders - shipping and handling USPS air for $8.95 regardless of size. I had to modify it with an angle grinder just to get it to snap on. Trending at C $69.91 Trending price is based on prices over last 90 days. 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