We suggest that customer use Genuine Suzuki 4 Cycle Engine Oil. Run your outboard at normal idle speed for 5-10 minutes to allow the engine to warm up. Efficient 4-Stroke technology not only offers superior fuel economy, it also requires no mixing of oil in the engine’s fuel supply. If SAE 10W-30 oil is preferred, use Mercury or Quicksilver NMMA FC-W certified 10W-30 4-Stroke Outboard Oil. Mercury, Yamaha, Evinrude, Johnson. Best Answer: yes, you can run one lean like that. Find outboard engine specs, special financing, accessories, and Honda Outboard Motor dealers near you. the fuel/oil mix had too much oil and the plugs fouled. Remember, it is this oil, mixed with the gasoline that lubricates the internal parts of the engine. A simple but crucial step in caring for your outboard is to. 2 stroke 4hp mariner outboard oil to fuel ratio? a 10-1 mix if it seems to be too smoky. A 2 stroke engine is easier to construct since it has no valves. Remove the oil drain bolt first, and then remove the oil level. We feel our oil is the best available on the market today. Now I run Amsoil Sabre Outboard at 75:1 or 80:1. Fiitsyamaha 4/5hp 2 strokemariner 4/5hp 2stroke japan made carb gasket after market. Engine is clean for the most part. It states that when run at troll speeds, fuel delutes the oil in the 4 stroke crank case & it's not a good thing. I took the boat for a run before and it runs mint. Two Stroke Piston Diagnosis The process of examining a used piston can tell a mechanic helpful information on the condition of an engine. With a 4 stroke engine, there are separate tanks for the. This motor used to have the oil injection system, but on the advice of my mechanic, the oil injection system was removed and the motor converted to run on 50:1 gas/oil mix. Responsible for compressing the air-fuel mixture, then forcing it from the exhaust, the piston can overheat and suffer catastrophic damage from a number of reasons. Bigger lead. Over the years 2 stroke oil has improved and modern engines now require less oil to properly lubricate the engine. Water vapor enters the crankcase of all motors from the atmosphere, and as a by-product of combustion. Two-stroke oil is expensive, and you need about 4 ounces of it per gallon of gas. Hopefully, you have already begun to winterize all your vehicles. I'll try that if I ever run this motor much. The screw underneath that is the oil drain plug. For 4 stroke engines, gasoline is used as-is since there is a separate oil supply. Ask the experts on our Mercury Outboard Parts Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. It's a fuel injected 200hp yamaha. The 2007 Yamaha 115-horsepower outboard has a four-stroke engine. if they are too lean, they will over-power themselves, and 90% of the time they explode violently. Best Answer: yes, you can run one lean like that. The problem come with using 4 stroke oil in a 2 stroke motor. What Oil-to-Gas Mix Should I Use for My Mercury Outboard Motor? For a Mercury two-stroke model, 2- to 20-horsepower outboard motor manufactured before 1980, use a blend of unleaded gasoline with a posted octane minimum of 91 and Mercury or Quicksilver Premium Plus 2-Cycle TC-W3 Outboard Oil at a ration of 50 parts fuel to one part oil. Oil and Gas Mixture Ratios Tohatsu Nissan Genuine OEM Outboard Motor Part Number 394702600M Fuel Conn Engine Side Male 4 Stroke 4-30 Tohatsu Nissan Genuine. I actually routinely used stale 2-stroke mix in my old secondhand 4-stroke mower and it always started first pull and ran great despite me not changing the oil once in 8-years. Two-stroke oil is expensive, and you need about 4 ounces of it per gallon of gas. Tohatsu outboards were originally developed for commercial Japanese fishermen who needed a motor that could run for days on end, no matter what the weather. DF150 4 stroke. Used 2012 Yamaha 150HP 4-Stroke F150XA EFI Standard 25 Inch Shaft Length Outboard Motor For SaleThe moto. Four-stroke motors are cleaner, smoother, and more economical. These motors are new in box with a 3 year manufacture warranty. Mercury Marine 75/90/115 hp 4-Stroke EFI Oil Change Kit. Engine speed depends on the. Testing the Prufrex Coil. As others have pointed out, though, an outboard is a whole other animal from the SeaDoo Rotax. A half litre or so is. Most 2-stroke outboard engines do not meet the environmental emissions standards since they are powered using a combination of gasoline and oil. Mercury makes a 4 cylinder 150 HP, 3. in any motor, 2 or 4 stroke, lessoning the fuel will cause lean burn. New listings: 2007 Tohatsu 3. Hey all, Just a question for any small engine experts out there. Autoblend models have an oil reservoir mounted inside the boat that automatically blends oil with the fuel at a constant ratio of 50:1. Clean the air filter each time after 5 hours operating. Yamaha doesn't sell a long shaft 2-Stroke under 5HP. Applications. Why are 4-strokes better? Lower Operating Cost. Glazing can occur if a petrol four stroke engine is run at constant high speed with little or no load for great amounts of time - highly unlikely with an outboard, although some after market oil additives using high concentrations of friction modifiers have been known to cause this. If this doesn't work try with the throttle wide open as your engine may be flooded (too much fuel in the cylinder). This is an FC-W oil produced by Yamaha for their high powered four-stroke engines. there is always a 'factory' mix ratio given for all two stroke motors. (it's the 2nd motor on a 98 grady white 22ft) We started it up before we left for whitehall, and it ran fine. to be added) Changing the oil and filter is recommended by all manufacturers every year. A simple but crucial step in caring for your outboard is to make sure you are checking the engine oil regularly, even four strokes have the tendency to burn oil believe it or not. Download DOWNLOAD 2004 2006 Yamaha Outboard 25HP 25 HP Service Manual 4 STROKE. The oil has an additive that fights corrosion and the wear and tear associated with marine outboards. a Large Assortment of Three Different End Fittings to Fit Outboard Motors. How to choose the right engine for your boat. The engine is lighter than a 4 stroke, up to 100 lbs. 4 cubic inches) Bore Stroke: 73 x 89. The only oil in the engine is what you mix into the fuel. Most 2-stroke outboard engines do not meet the environmental emissions standards since they are powered using a combination of gasoline and oil. The old salts in the marinforget the four stroke and get a used 2 stroke. The problem come with using 4 stroke oil in a 2 stroke motor. If you own a 2 stroke outboard, be it carbed, or injected, you need to do this procedure. Oil requirement: - Certified TC-W3 2-Stroke Outboard Oil - Mercury or Quicksilver Premium 2-Cycle TC-W3 Outboard Oil - Mercury or Quicksilver Premium Plus 2-Cycle TC-W3 Outboard Oil. I am probably going to go with Mobil 1 (I realize technically not fully syn). One of the weak points of the 4 stroke { according to the artical } is trolling. What happens when you pour 2-stroke oil into a 4-stroke vehicle? Just going on the face of the question and based on the illustration included showing a scooter, I'm going to take "2-stroke oil" to mean oil meant for a 2-stroke engine without an o. The manufacturer of an older 2 stroke engine might have recommended a gas to oil ratio of 16:1 or 32:1, but a similar engine today. 4-Stroke engines like the dirt bikes from FLPowerSports do not require you to mix oil with your gas. Clean the air filter each time after 5 hours operating. Better power to weight than a 4 stroke, but older, temperamental, (too much oil and it won't start, too little and it will seize) and a bit noisier. I put some 2 stroke mix in a 4 stroke mower when I'd run out of neat petrol once, engine ran ok afterwards. Why Proper 2-Stroke Carb Adjustment Is Critical For 2-Stroke Engines. The reader has a new Mercury four-stroke outboard that’s due for its initial oil change. Mercury Marine 40/50/60 HP 4-Stroke EFI Oil Change Kit. We are going to have to say that almost everybody, once they have changed over from two to four strokes will not go backwards. The sled never ran right since it's last oil change. Usually there is a nut or bolt on the crank end that can be used to try and turn the engine but the danger of breaking it off means a safer alternative is to use a lever on the ring gear through the starter motor aperture. Now a lot of people say "how do you change the oil on a 4-stroke outboard?" It's not too different than on a car, but on the side motor there's an interesting little item called a QR code. It was mounted on a board attached to the aft starboard stainless steel railings and had a padlock to secure it in place. The easiest way to determine if your small engine is a 2-cycle or 4-cycle is the number and type of fill ports (where you add either oil or gas) on the engine. Two Stroke Piston Diagnosis The process of examining a used piston can tell a mechanic helpful information on the condition of an engine. The oil has an additive that fights corrosion and the wear and tear associated with marine outboards. i had to purchase a rubber. While it may be fun to take a massive 350-hp offshore and beat the heck out of it, there is something to be said for going back to old school and running around in a little tiller outboard-powered boat -- like when we were kids. Water vapor enters the crankcase of all motors from the atmosphere, and as a by-product of combustion. If you own an outboard motor in the US, you better take precautions against gasoline with ethanol. Check the oil level using the oil level check window to be sure the level falls between the upper and lower marks. A 4-stroke engine stores its motor oil in a separate compartment: the crankcase. Just over fifteen years ago, Outboard Marine Corporation (OMC), once the world’s largest manufacturer of outboard motors, filed for bankruptcy. Looking at 200-hp engines, Mercury's FourStroke 200 is a naturally aspirated V-6 model that has a displacement of 3. How many hours on a 2-Stroke Outboard is considered "low hours?" I know from experience that a used auto with 85K miles is probably passed its prime - but what's a good rule-of-thumb for hours on an outboard? How long should they last (assuming proper maintenance and not too much abuse)? Is 350 hours a lot? 450? 550?. idle is fine and smooth, the motor has a TON of power. what are the consequences of too much oil in an engine The stbd Kad32 on my s28 has always breathed quite heavily leaving a trail of oil under the engine and into the bilge. If you have run your motor at low rpm without load in cold weather, it is completely normal that unburned black oil drips out of exhaust or drain holes in lower unit afterwards, almost every two-stroke I've had did that. I have a tohatsu 3. It's efficient, reliable, and incredibly clean-burning, exceeding emissions standards. Since 1968, West Marine has grown to over 250 local stores, with knowledgeable Associates happy to assist. The all-new four-stroke, 5. Looking for a 5 or 6 hp outboard. If you don't mix enough oil/gallon, you risk damaging your engine. Deciding to change an old 2 stroke outboard for a new generation 4 stroke engine was a no-brainer for Thomas Ansorg and the results certainly prove it. Castrol GTX Motor Oil that is of this weight is the best oil to use in off road bikes, because it is. its there for a reason. The obvious problem with the focus series is it lacks "real midget" type power. Add to that the best 5 year factory warranty in the business. Does anybody have any experience of servicing these motors and is it that difficult? Reply. I didn't want the 4-stroke because this thing will get stored on it's side for passages, and an oil reservoir isn't a pain in the ass I want to deal with in that scenario. Late 90's low hours on it. Two Cycle Motor Oil. Might actually be in better shape than one that's got half that many hours, sees infrequent use, and has been started a couple hundred times with the cylinder walls dead dry. The lack of a dedicated lubrication system means that the parts of a two-stroke engine wear a lot faster. Siphoned out crankcase and added oil. If you own an outboard motor in the US, you better take precautions against gasoline with ethanol. We run a Mercury 4 hp 2 stroke. Please note that do not add too much. It usually occurs after a run of a couple of hours. I have been running Yamaha 4 stroke oil 10w-30 but I want to switch to a fully synthetic. Use a motor oil specifically formulated for the rigors of the marine environment, like Yamalube ® 4M for four-stroke outboards, and Yamalube ® 2M for two-stroke outboards. Honda Marine - 4-stroke outboard motors from 2 to 250 hp. Fiitsyamaha 4/5hp 2 strokemariner 4/5hp 2stroke japan made carb gasket after market. The Honda will rust apart before it wears out! lol. This allows the engine to better develop crankcase compression, especially in worn motors. It's not nearly as hard as you'd think, and, if done properly, it ensures that your motor will be ready for the next boating season with minimal work. However, good rust protection is not natural to engine oil. By the 1940's, there were dozens of outboard motor companies manufacturing mainly 2-stroke outboard motors. They don't burn oil, and they have far better control of the air and fuel flow than a 2-stroke. a Large Assortment of Three Different End Fittings to Fit Outboard Motors. Adding high-quality engine oil reduces friction and keeps the engine working at a safe temperature. With four-stroke engines keeping fresh, clean oil in the engine becomes of paramount importance and changing the oil filters each and every time will help keep the oil that much cleaner. Oil Filters. Though, as I became weaker with age (too many heavy outboards when young), even this engine started to weigh too much to lug around. When checking oil level, Push dipstick in – Don’t screw it in – just push in, like checking oil level on auto dipstick. Man some of you pay way too much for stuff. If you don't mix enough oil/gallon, you risk damaging your engine. If the motor you purchased is 4 stroke outboard motor, Please use special 4 stroke engine oil. Engine started and ran it for about 10 min. Take advantage of the extension pole and tackle those hard to reach branches with the smooth, quiet power of its 4-stroke Honda GX35 engine. Do NOT add oil to the fuel of 4 cycle marine engines. Check the oil level using the oil level check window to be sure the level falls between the upper and lower marks. Johnson 115 1999 outboard auto oil/gas mix ran out of gas. And heaps of solutions to fix like replace air filter, plugs, oil filter, remove excess oil etc etc and run at WOT to burn out oil. Applications. And add it into by engine oil port. I have a 1996 Evinrude 9. Machine die cut from exterior grade 5-7 year life vinyl ( UV resistant and fully waterproof ), not ink printed ( that fade and blur ). you mix your gas/oil manually), we highly recommend you do not store the gasoline for extended periods of time. 9 hp kicker !! I had my 90 HP E- Tech on a 18 ft Starcraft since 2005. Tohatsu, Japan's oldest outboard manufacturer, has been producing high quality, durable outboard motors since 1956. If the warning lamp is on (red light is on) or blinking on/off, immediately shut down your outboard and check the oil level. Unmatched in its class, the Tohatsu 9. Try it out and see what colour smoke comes out; if little or none, then you've got it more or less right. Noisy but very effective. The plugs on the left are typical of an engine with too much oil in the fuel. Engine oil level indicator should probably be a dip stick and not the window which can be mysterious when first encountered (filling the oil to the upper edge of the opening is way too much) But once you see how the correct level looks,however, it works. The lineups of outboard models offered differ by country or area. After market outboard graphics decals stickers sets / designs for a Yamaha 60 HP two stroke motor cowl as pictured. 9 outboards are light and easy to carry with their convenient and comfortable handle. The 4-stroke engine produces lower emissions than a 2-stroke for a number of reasons. Had it for 10 years and never a problem. I couldn't believe it so I kept searching online til I found a site that said some of these motors can run on a leaner mixture. The oils are designed to meet the demands of Suzuki's high performance engines but are the perfect blend to optimise your motor's performance, whether it's a 2. Late 90's low hours on it. The Honda 8 HP outboard will float your boat!. Technological advancements in the design and construction of outboard motors has pretty much done away with the idea of four-stroke outboards being noticeably heavier than two-stroke models of the same horsepower output. Clean the air filter each time after 5 hours operating. If your boat is powered by 2-cycle Outboard Motors, you have the same problems I have. The price is slightly cheaper than the OEM boat engine oil so we often get the question: "Can I safely use the aftermarket or generic oil in my outboard motor?" The bottom line answer is: You get what you pay for. In developing its oil, Yamaha considers oil to be a genuine “liquid engine component,” and has gained considerable knowledge and expertise through its many years of research since its founding into the relationship between oil and mechanical components. I have 10 year old Honda's that I change the oil once a year, never do any valve adjustments and just changed both impellers at EIGHT YEARS. The old salts in the marinforget the four stroke and get a used 2 stroke. Re: Too much oil in gas, Now what? I'm with Oldboat1 on this one! Run the proper mixture in a separate tank and if all is well, run the boat on your main tank at high speed until you get down to about 1/4 tank or less, then fill it up with the proper mixture in your main tank. Find helpful customer reviews and review ratings for Sky® 4-stroke 1. Start by removing the oil drain plug from the oil pan and watch what comes out. I think the dealer put in too much oil. Thanks for any advice. My 2 stroke while very reliable, is noisy and vibrates too much for a long trip. My boat has a 200 hp rude XP looper (86 model) with the VRO removed so oil is mixed with gas manually. The manual says to add one part two-stroke oil to TEN parts gasoline MINIMUM. Lookup Mercury Marine 115 hp efi (4-stroke) outboard motor parts by serial number range and buy discount parts from our large online inventory. See our Advisor on that topic for the details. Please check the status of engine oil before each using. The 4-stroke outboard, however, has its oil pan, you know that from the car, of course, the engine oil must then be changed regularly. Deciding to change an old 2 stroke outboard for a new generation 4 stroke engine was a no-brainer for Thomas Ansorg and the results certainly prove it. Replied by johnbkobb on topic Too MUCH engine oil - Now what? Drain out 2 quarts and let the vehicle sit for a day or 2. Please add oil before use new machine. I have a boat with a 150 HP four-stroke Yamaha outboard motor on it. The lineups of outboard models offered differ by country or area. Plus, it is a reasonable 450 Lbs. Cleaned it and placed outboard right side up. When the warning lamp is off, it indicates that sufficient oil pressure is present. Engine had terrible blowby, but it's still going strong at 200K. With the old motor, no problem getting over plane and running about 36 mph Im wondering about the power rating of new motors. We feel our oil is the best available on the market today. 115 HP (2012) Mercury 4 Stroke with Black Max 13-3/4 x 15P. Clear as mud so far? In the case of the 4 stroke, the desire is to eliminate ALL the burned gasses from the cylinder when the piston gets to TDC - so the more backpressure, the higher the pressure will be inside the cylinder, and the less exhaust gas we will be able to expel. Adam Booth Put enough hours on a 2 stroke engine and something will let go. on the fuel tank and use only the recommended two-stroke outboard motor oil. The reliable, quiet 135hp and 150hp outboard motors are ideal for pontoons, center console, multi-hull, and bay boats. Had the glass jar with some of the oil sitting since sat night no sign of water yet. its there for a reason. 5HP motor ideal for small fishing boats and inflatable boats. on the fuel tank and use only the recommended two-stroke outboard motor oil. Is there a specific oil requirement to maintain my Suzuki four-stroke Outboard? A. If you haven't done so, you should read the Basic Small Engine Repair page. It states that when run at troll speeds, fuel delutes the oil in the 4 stroke crank case & it's not a good thing. The introduction of the new generation Yamaha F90 will see the existing 80 and 100 horsepower plants discontinued, which means the the new range will now jump from the 90hp. The small four-stroke engines on walk-behind lawnmowers are internally lubricated by motor oil. The specifications of outboards shown on this website may be changed or production discontinued without notice. I had replaced the piston and liner twice before it was even warm enough to ride this spring. Heres the thing. Find outboard engine specs, special financing, accessories, and Honda Outboard Motor dealers near you. Carefully and correctly check the oil level and don't try to fill it to the top level on the dip stick. Water vapor enters the crankcase of all motors from the atmosphere, and as a by-product of combustion. We feel our oil is the best available on the market today. And add it into by engine oil port. NEW HONDA 75HP OUTBOARD MOTOR FOUR STROKE FOR SALE. At the end of the day, the decision between a two-stroke and four-stroke outboard motor comes down to intended use. There's a myth that the less oil you use. I felt the motor cover and its perfectly cold, not even close to being warm. Before taking your 115 HP outboard engine in for service, there are a few basic troubleshooting steps you can do on your own. This page is, for now, not much more than a collection of notes. Weight aft is no small thing on a small boat, and the jump from 1 to 2 cyl in a 4 stroke is just too much for me. I ran the outboard for one day like this and it ran terrible. It was mounted on a board attached to the aft starboard stainless steel railings and had a padlock to secure it in place. Consult your dealer or have a Yamaha- trained person experienced in proper rigging mount the outboard motor. Over time, the gas and oil will separate which will lead to a lack of lubrication to your engine. Make sure that the engine oil can reach the second scale of oil level gauge. However, enough information in 25HP outboard repair manuals is given for do-it-yourself or apprentice mechanics to correctly and safely perform repair work to their 25HP outboard motor and components. Go with a quality oil like amsoil and it will run much cleaner. marine or other small engine 4-stroke oil is made to protect engine at much higher rpm's than regular (car/truck) oil. 5hp or 350hp model. This is the Hot Rods bottom end kit we used to rebuild our 2 stroke engine. After bad experiences with first generation premix systems, many anglers also disable them on newer motors, preferring to mix their own fuel. According to the dealer it is possible that they put too much oil in it, but I don't buy that excuse -- I can see an air bubble way up towards the top of the gauge, I think the oil level is fine. The sled never ran right since it's last oil change. We suggest wearing nitrile gloves to protect your hands and facilitate clean-up. It was mounted on a board attached to the aft starboard stainless steel railings and had a padlock to secure it in place. Find many great new & used options and get the best deals for 6 HP 2 Stroke Outboard Motor Tiller Shaft Boat Engine with Water Cooling System at the best online prices at eBay!. i have up for sale a great running 3 horsepower outboard motor. 5hp Mercury in the past and currently owning a Yamaha 2. The reader has a new Mercury four-stroke outboard that’s due for its initial oil change. suzuki v6 outboard synthetic blend marine 4 cycle engine oil change kit SKU: 10-40DF300 Categories: Maintenance Kits, Service Parts , Oil Change kits & Related Parts , Suzuki DF150/175 , Suzuki DF200/225/250/300 , Suzuki DF300 , Suzuki DF300A , Suzuki DF300AP , Suzuki DF350 Tags: 4 CYCLE ENGINE OIL , OIL , OIL CHANGE , SAE 10W-40 , Suzuki. 5X:1 or 2X:1 is used instead - what symptoms would the motor exhibit? I fully realize that if too little oil is used that at some point the engine will lock up, but that is not what is happening. Our selections include Evinrude Ultra, Yamalube 4M, Seadoo Synthetic, and several Mercury options. The exhaust system used 4 megaphones and is bigger than the engine. It'll smoke the most on start up and when you first start out. I put some 2 stroke mix in a 4 stroke mower when I'd run out of neat petrol once, engine ran ok afterwards. Make sure you replace engine oil and filters as well as gearcase in the lower unit. Outboard Motors For Sale. " End Quote. How many hours on a 2-Stroke Outboard is considered "low hours?" I know from experience that a used auto with 85K miles is probably passed its prime - but what's a good rule-of-thumb for hours on an outboard? How long should they last (assuming proper maintenance and not too much abuse)? Is 350 hours a lot? 450? 550?. Too much oil in a four-stroke engine can cause too much pressure in the crankcase and force oil out of the crankcase breather or past the seals that normally keep the oil inside the motor. 9 hp outboard motor Our ultra-light outboard motor is now even more powerful! Having a powerful engine does not necessarily mean having a heavier engine: perfectly transportable, the Yamaha F9. i had to purchase a rubber. You need an rx4 or a rebel. Add about 350ml of oil. A modern heavy 4 stroke, no way! I did run a 3. I dedicated a kitchen measuring cup for oil, that made life easier. We are going to have to say that almost everybody, once they have changed over from two to four strokes will not go backwards. Service Repair Manual Application: 2004, 2005, 2006 Yamaha Marine Outboard 25HP (25-HP) 4-Stroke Engines F25C, T25C (F-25C F25-C T25-C T-25C) F25MH, F25EH, F25ER, F25TR, T25TR LIT-18616-02-61. Primarily, the best 2 stroke oil would be used in the crankcase compression of your engine. And a regular 2 stroke oil might gum up and otherwise harm an outboard. Most engine manufacturers, put out their own de-carb solution, such as, Bombardiers Engine Tuner, or Mercurys - Power Tune, or Yamahas Ring Free. If the oil foams too much u may have a problem. Is it ok, he wonders, to fill the crankcase with the new Mercury 25W-40 Synthetic Blend oil, assuming that the motor had been shipped from the factory with "break in" oil? The short answer is yes—go ahead and use the new Mercury oil. P art is no longer available. The Stock # was FSN-2805-072-4871. Now a lot of people say "how do you change the oil on a 4-stroke outboard?" It's not too different than on a car, but on the side motor there's an interesting little item called a QR code. Replace the Winterizing a Honda outboard 4 stroke (90HP) Run it too much longer than that and you can fry. The premix oil. Since the oil change at Arnprior Sportland, performance has been way down, mileage way down, hard starting etc. if gas runs out of the pump actuator shaft the diaphram is bad. The Baumr-AG SMX-550 Honda Powered 4-Stroke 5 in 1 Multi-Tool is the ultimate gardening machine. Then ran fine when I drove the boat across the lake to the marina. 5hp to 15hp. W e lose $$ on service! EPA made me do it! P arts at central warehouse, you'll get them next month. Plus, it is a reasonable 450 Lbs. Bigger lead. There's a myth that the less oil you use. Two-stroke oil is expensive, and you need about 4 ounces of it per gallon of gas. 2 gallons or similar. The price is slightly cheaper than the OEM boat engine oil so we often get the question: "Can I safely use the aftermarket or generic oil in my outboard motor?" The bottom line answer is: You get what you pay for. Heres the thing. you may increase the oil to fuel ratio, but not too too much. 4-Stroke Outboard Motor Oil Is anybody using synthetic oil in a Yamaha 4-stroke? Yamaha doesn't recommend it because it isn't tested, yet Yamaha snowgo oil has morphed from semi-synthetic to full synthetic. Covers all 2 stroke, 4 stroke, fuel injected, jet drive, 1 cylinder, 2 cylinder, 4 cylinder, and 6 cylinder engines. Excess fuel could be getting into the crankcase due to a leaking carburetor or injector or due to a bad intake manifold. Outboard Evinrude Boat Engine Parts, 2 Stroke Outboard Oil in Boat Parts & Maintenance, 2 Stroke Outboard Oil in Boat Accessories, 2 Stroke Outboard Oil in Vehicle Engine Oils, 25HP Outboard, 2 stroke outboard oil, 2 Stroke Outboard Oil in Boat Engines & Motors, Evinrude Boat Engines and Motors Single Outboard. 4-stroke 7HP Superior Engine in very good condition, works fine,good item and excellent price of 799. remove the fuel pump mounting bolts,swing the fuel pump aside and squeeze the fuel primer bulb. Please check the status of engine oil before each using. hey bmagill i have a 2004 yamaha 115hp 4 stroke, the first time i changed the oil myself, i went to retighten the bolt where you drain the old oil from, i think that is what you have circled on the lower pic, for some reason the metal casket that is with this bolt never got a snug fit and started to leak out from that hole and down the motor such as in the top pic. Two Stroke Engines burn oil all of the time. One of the weak points of the 4 stroke { according to the artical } is trolling. c) Weight Indications. Improper carburetor tuning will have a much more significant effect on a 2-stroke engine than a 4-stroke because the premixed oil lubricates the crankshaft. The operator must calculate how much oil to add to the fuel to obtain the correct gas to oil ratio. (1) A 4-stroke motor is very different from a 2-stroke outboard motor. With the old motor, no problem getting over plane and running about 36 mph Im wondering about the power rating of new motors. Thank you for taking the initiative to reduce pollution in our water, air and environment, by changing to an environmentally friendly fuel source for your outboard motor. Late 90's low hours on it. For the Otto-cycle engine, of which the two-stroke is an example, there is a theoretical level of efficiency, in terms of converting heat into work, referred to in basic engineering texts as air standard efficiency. So going that route is only going to make the condition worse. An Outboard Motor smokes because it is burning oil. Of course that didnt happen. However, good rust protection is not natural to engine oil. Now a lot of people say "how do you change the oil on a 4-stroke outboard?" It's not too different than on a car, but on the side motor there's an interesting little item called a QR code. Yamaha F4/5/6 Outboard Motor Cover Carry Bag for Engine Yamaha 4-6Hp 4-Stroke. Certainly, there are truly a number of places to shop from online, yet you have definitely settled upon our web site and we appreciate this considerably. A brief video demonstration showing you how to check the engine oil in a Yamaha four stroke outboard. Be careful not to stretch the ring too much or you do you actualy put an amount of oil in the engine before. Fiitsyamaha 4/5hp 2 strokemariner 4/5hp 2stroke japan made carb gasket after market. Or extra oil will leak. Positioning Outboard For Storage. If your scooter has a 2 stroke engine and has oil injection, some smoke is normal. Once you have all the required tools and the oil and filter kit, follow the steps below to perform the oil change. It states that when run at troll speeds, fuel delutes the oil in the 4 stroke crank case & it's not a good thing. hey bmagill i have a 2004 yamaha 115hp 4 stroke, the first time i changed the oil myself, i went to retighten the bolt where you drain the old oil from, i think that is what you have circled on the lower pic, for some reason the metal casket that is with this bolt never got a snug fit and started to leak out from that hole and down the motor such as in the top pic. 6L V8 425 hp XTO Offshore is more than an outboard. Fits fine in the engine well, but too snug to turn much at all. Carefully and correctly check the oil level and don't try to fill it to the top level on the dip stick. Although there were some 4-stroke outboards being manufactured, it was not until 1962 that Homelite introduced a commercially successful 55 horsepower 4-stroke outboard motor. Posted: 06 Jan 2013, I use a newer 6hp Suzuki on the (sometimes) swift Columbia River and it pushes her along great. One method is to take your gas and oil can to the gas station and mix right there at the pump. 2005-2011 Yamaha 4-Stroke Outboard Cylinder Head - 75-100HP - 4 Cylinder - 97 CID - Rebuilt - iboats. This is why you should use the best engine oils for your four-stroke engine like Briggs & Stratton SAE 5W-30 Synthetic Small Engine Motor Oil – 32 Oz. Thank you for taking the initiative to reduce pollution in our water, air and environment, by changing to an environmentally friendly fuel source for your outboard motor. you mix your gas/oil manually), we highly recommend you do not store the gasoline for extended periods of time. The Honda will rust apart before it wears out! lol. 0 Liter or (1. The first few hundred miles of a new engine's life have a major impact on how strongly that engine will perform, how much oil it will consume and how long it will last. The latest direct injection two strokes are remarkably efficient. In case you are considering Oil Tank Mercury Boat Parts, you have indeed come to the ideal place. 25, 30, 40, 50 and 60 HP (4-STROKE) INSTALLATION MANUAL Page 6 of 26 Installing Outboard - Non Thumb Screw Models 1. Draining the Used Engine Oil. If the engine was flooded excessively, there will be basically no oil left; it will have been pushed out by the rising water. In each case we assume that the engine is being run full throttle. They can answer questions for any Mercury outboard motor model or horsepower including Chrysler Outboards, Force Outboards, Mariner Outboards, and Mercury Inboard/Sterndrives.