2 Stroke Outboard Engine Smoking Excessively

High quality low ash API TC injection oil for 2-stroke engines can be used if BOMBARDIER-ROTAX injection oil is not available. Unlike conventional oils, this is biodegradeable so it won't pollute the water and meets all warranty requirements of all outboard motor manufacturers. 18 volts or YAMALUBE 2-stroke outboard motor higher with the above models. How to Compression Test on Mercury 2-Stroke Outboard Engine November 17, 2016 Repair Manual Do-It-Yourself Outboard Repair Guides 2 Its highly recommended to always use a outboard repair manual for your specific year and model outboard engine when preforming a cylinder compression test on your motor. Marine Outboard 2 Stroke is a semi synthetic, NMMA (National Marine Manufacturers Association), fully licensed and registered TC-W3 2 stroke engine oil. Yamaha’s Customer Outboard Protection (Y-COP) engine immobiliser system is easy to use and highly effective in stopping unauthorised start-ups when your boat is unattended. If pressure builds up in the Oil Pan, the PCV Valve allows this pressure to release. I actually own one REALLY similar. 5 m stroke, the engine speed is limited to 102 rpm. Since the two stroke engine fires on every revolution of the crankshaft, a two stroke engine is usually more powerful than a four stroke engine of equivalent size. Put the outboard motor in an upright position (not tilted) 2. 2 Stroke Engine Troubleshooting - Air. It is possible that an outboard motor will normally smoke, even excessively, during idle due to idling or trolling for a long time or the use of a high-smoke oil. Shut down the engine. In order to meet the diverse and demanding needs of these devoted customers, Yamaha offers a selection of over 50 2-stroke model variations and over 20 Enduro models. megoutboard. This 'power-character' added to the reliability and efficiency of the four-stroke has led Yamaha to develop world class, 4-stroke engines for sleds, bikes, outboards and personal watercraft. In a healthy engine, the bounce should be readily detectable. Loss of compression also can cause a misfire and a loss of power. Tip: Thoroughly dry the bag before storage. There are several types of outboard motors available on the market, the most popular is the standard 2-stroke gasoline engine, which burns a mixture of gasoline and 2-stroke lubricating oil. Your Clymer Manuals Polaris ATVS 1985-1995 M496 online manual is viewable with a magazine reader and features the same content as the printed manual. I've torn down outboards, chainsaws, and other 2 stroke equipment that had been run for decades on conventional oil and if the owners used good fuel AND didn't overmix the oil, the engines look great. Be sure to provide engines with lasting longevity and safety for the engine operators. (follow brand directions and be sure 2-stroke pre-mix models have the appropriate oil also in the fuel). 0001" at the cylinder diameter the ring is manufactured for. 9-liter, 2-stroke engine with 3-cylinders. There are several oils for an ultralight pilot to select from, and everybody has their favorite. My new (to me) 15hp yammy outboard 2 stroke is pretty smokey am i wrong in thinking that exhaust should be coming out under the water? as it seems to be coming out at the back of the engine near the water/cooling exit hard to see as it is in a well and not able to remove (prop to big) I have put to much oil in as I thought it was 50/1 and it is 100/1 so that has made it worse. Johnson Evinrude XD50 2-Cycle Oil. How to repair a steel boat without sandblasting. excessive smoke from 115 yama 2-stroke have a pr. Most four-stroke motorcycles with wet clutches need a JASO MA oil. Heres the thing. Hard starting 2 stroke need help! Hey guys, i've got an old Eager Beaver by McCulloch 2 Stroke whipper snipper engine. Quicksilver Synthetic Blend 4-Stroke Outboard Oil, SAE 25W-40 Safety Data Sheet according to Regulation (EC) No. I personally wouldn't own a 4 stroke, they came into existence only to meet environmental rules, but the new Evinrude direct injected 2 strokes are cleaner and better. Then when we crank the engine we lose all pressure in the pump and the. There are several oils for an ultralight pilot to select from, and everybody has their favorite. Time for a oil change if it does. Check the oil level on four-stroke motors. Lowest Prices and Delaware Has No Sales Tax. The engine actually appears to be running smoothly at all RPM's, cruises w/o effort at 4000-42000 RPM. of 2002 yama 115h. Normally 2 stroke ouboard marine engine does not have as much coke as motorbike engine, but still cleaning the head and piston crown will give a better performance compared to not. Johnson has used an engine's model number to indicate year of production in different ways over the years. Two Stroke Piston Diagnosis The process of examining a used piston can tell a mechanic helpful information on the condition of an engine. Tohatsu, Japan's oldest outboard manufacturer, has been producing high quality, durable outboard motors since 1956. 2001 40hp 2 Stroke Mercury Outboard Trouble up and the fuel filter fills to about 2/3. You should also completely fill the oil tank (for oil-injected 2-stroke engines) so that water won’t condense inside the tank and contaminate the oil supply. I ran out of Yamalube so I tried Pennzoil synthetic outboard oil and found that the smoke did decrease. Decarbing 2 Stroke vs 4 Stroke Motors. To see more detailed specs and prices for the two engines, visit www. Exhaust pipe leaking at cylinder head connection. 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. UPDATE: ANY 100% SYNTHETIC TC-W3. This worked fine at high speeds but at low speeds there was too much oil. In America, two-stroke engines are limited to recreational vehicles such as snowmobiles, Jet Skis, and outboard motors. 2 outboard; service manual mercury 4 hp; slow acceleration mercury 500 1977; spark plug change on 6. Designed to burn fuel faster and cleaner, as well as actually burn off carbon from combustion and exhaust spaces, FTC has saved thousands of engines from carbon related failures, rejuvenated performance and economy, increased engine life by 20% (and in some cases much more) and kept emission control equipment. Read Comments. If you are a proud two-stroke outboard owner and ever wondered how to winterize your engine for the off season, here's your chance to learn how to do it. Got out of it for financial reasons, and am now back! Always ran 100:1 in my dirtbikes, and have already noticed a significant change for the better in my 1990 Johnson 200 GT outboard. Starting at $96. When faced with a smoke issue, don't continue riding. Description. With the traditional lubrication technique of mixing oil into the fuel, they also have the advantage of working in any orientation, as there is no oil reservoir dependent on gravity; this is an essential property for hand-held power tools such as chainsaws. The big question here should be “where’s the oil coming from?” In the old days of two-cycle outboard engines, before computer controls and super-precise oil injection systems, outboards could be smoky beasts. Have 2000 Johnson 115 HP two stroke Oceanpro. The engine should start and run at any setting between 1 and 1 1/2 turns out from finger tight. Extend the life of your outboard and your boating season. Sounds like a blown head gasket to me. It requires mixing oil with the gasoline. What will make a 2-stroke smoke is mixing too much oil with gas, or carberation problems like inlet float valve not sealing or float level set too high. If you are a proud two-stroke outboard owner and ever wondered how to winterize your engine for the off season, here's your chance to learn how to do it. its yamaha 250 four stroke problems - The Hull Truth - Boating and Fishing Forum. JASO MA Japanese standard for special oil which can be used in 4-stroke motorcycle engine with one oil system for engine, gearbox and wet clutch system. If there is oil in the mix, your motor will not seize. This, coupled with their lighter, simpler construction, makes the two stroke engine popular in chainsaws, line trimmers, outboard motors, snowmobiles, jet-skis, light motorcycles. This service is available for only $4. What are the likely causes? What should you check first? Second? Third? It doesn't matter what brand of outboard you have or whether it's 2-stroke or 4-stroke. Overall I love the engine, it's fantastic but the smoke and smell at low rpms was a surprise. Pennzoil 2-Cycle Premium Plus Outboard Marine Oil for outboard motors is specially designed for 2-cycle gasoline marine applications and formulated to help protect outboard engines under the most severe operating conditions. To determine if low compression is causing excessive white smoke condition, perform the following steps:‪. EcoMotors International, a startup based in Troy, Michigan, has a new approach to an old idea–the two-stroke engine–which it says is up to 50 percent more efficient than most vehicle engines. Have 2000 Johnson 115 HP two stroke Oceanpro. Evinrude E-TEC G2 150 HP Outboard 2019 Evinrude’s all-new E-TEC G2 150 HP outboard is a 1. Sounds like a blown head gasket to me. It appears that it is over oiling somehow as the exhaust is spitting oil and fuel. This service is available for only $4. G says the 2. A helpful guide to picking the right engine oil for your boat. 2-strokes on boat. Unlike conventional oils, this is biodegradeable so it won't pollute the water and meets all warranty requirements of all outboard motor manufacturers. Or, you may remove the air box and spray fogging oil through the carburettor/s throat(s) while running the engine just before you shut it down. 0L) hp OP401000 or 2 FourStroke Outboard Limited Warranty United States and. Check the oil level using the oil level check window to be sure the level falls between the upper and lower marks. The Boating Forum - yamaha 250 four stroke problems - i have a pair of 2010 four-stroke yamaha 250's and the motor is loosing oil from somewhere. This outboard oil does a great job in boosting engine performance, keeping carbon out of critical areas, reducing smoke, and prolonging engine life. BUT one, a small 3hp (or so) snowblower, smokes a lot with it. We think the best 2 stroke outboard oil is the Evinrude Johnson XD50. Honda Marine's latest creation - the BF225 - has debuted as the most technically advanced outboard engine in the world. Lowest Prices and Delaware Has No Sales Tax. In order to meet the diverse and demanding needs of these devoted customers, Yamaha offers a selection of over 50 2-stroke model variations and over 20 Enduro models. If your scooter has a 2 stroke engine and has oil injection, some smoke is normal. I felt the motor cover and its perfectly cold, not even close to being warm. It came equipped with a 200 HP Yamaha Salt Water Series II 2 stroke. All colors are almost useless due to additives for more difficult lubrication & a DEFINATE burning of oil constantly in their chambers. If combustion was complete, there would be no hydrocarbon emissions. It's an introduction to small engines and covers many of the things that apply to 2-stroke engines (which will be covered on this page). To troubleshoot the engine, go through a series of checks for specific issues that can occur and fix as needed. The advantages of the 2 stroke engine are first, that they fire on every stroke unlike a regular 4 stroke engine you'd find in a car, so they make more power for their size and weight. MX bikes are 150-210 psi. Owners wanting to. Looking for an outboard motor? We have all the big names with great warranties. black oil coming out outboard, oil coming from 2 stoke outboard exhaust, oil sludge is coming out of the exhaust port on outboard motor, outboard oil sludge, what causes white scum inside propeller two stroke outboard motor, why is carbon sludge coming out of my1999 johnson outboard exhaust, why is there water coming out of my outboard motor. Quicksilver Synthetic Blend 4-Stroke Outboard Oil, SAE 25W-40 Safety Data Sheet according to Regulation (EC) No. Firstly car owners wonder what is considered to be excessive or high consumption of oil? Secondly why do we have such increased oil consumption?. 2-stroke outboard motor 1996 mercury, 150hp 20 inch shaft. If pressure builds up in the Oil Pan, the PCV Valve allows this pressure to release. Engine mounts loose. Synthetic oils like the evinrude XD100, and the evinrude XD50 oil run cleaner than mineral oil. If combustion was complete, there would be no hydrocarbon emissions. In other words, the 2-stroke oil has a much lower ash-content as diesel, when burned. The following 2–stroke outboard oils are recommended for use in your Evinrude E-TEC G2 outboard: • Evinrude XD100 Direct Injection Oil • Evinrude XD50 2–Stroke Oil • or a synthetic TC-W3 NMMA-certified oil. A Family of Direct Injected 2-Strokes Ranging From 15- to 300-horsepower Simply Put, Bombardier Recreational Products Has Reinvented the Venerable Outboard Motor. The BF225 is a 3. Follow manufacturer's recommendation for mixing ratios. Specifications. Im working on a 2002 Mercury 75 HP two stroke 3 cyl carb motor. The general reason that 2 strokes. The color of your diesel engine's exhaust will tell you volumes about what's taking place inside the motor. However, it produces a very large puff of white smoke (not steam) on a cold start that seems excessive. I bought a 1990 Mercury 25 hp outboard motor and started it for the first time today. Yamaha 115 HP V MAX SHO Outboard Motor - Super High Output in a Yamaha Reliable Four Stroke. If I recall correctly as it has been a long time since I have worked with 2 cycle engines. Observe the flow of engine oil through the flexible hose and into the engine assembly. The manufacturers of the generic oils will tell you that their oils are safe for your 2 or 4 stroke outboard motor. Piston ring worn, broken or stuck. Or, you may remove the air box and spray fogging oil through the carburettor/s throat(s) while running the engine just before you shut it down. Understanding Two-Stroke Engine Oil. After running at idle for some time the smoke diminishes some but not completely. How much does a 1994 mercury mariner 9. When first started in water the motor smoked some but stopped after some acceleration and use. Connecting rod big end clearance excessive. PAGES: 582 Recommended operating range Idle speed Engine type DOHC Number of cylinders Total displacement Spark plug Fuel supply system Multi-point sequential electronic fuel injection Exhaust system Cooling system Water cooled Lubrication system Wet sump Starting system Electric Lower Unit Fuel recommendatons Outboard Motor Gear Oil Gearcase. The following 2-stroke outboard oils are recommended for use in your Evinrude E-TEC G2 outboard: • Evinrude XD100 Direct Injection Oil • Evinrude XD50 2-Stroke Oil • or a synthetic TC-W3 NMMA-certified oil. About Outboard Manuals - Motor Repair Need a Repair? We Carry Outboard Repair Manuals. Observe the flow of engine oil through the flexible hose and into the engine assembly. This will cause excessive smoke and ensure that all internal parts are lubricated. How to "Break-In" Your Newly Rebuilt Engine. 2 Stroke Bicycle Engine Kits For Your Motorized Bicycle. Four stroke engines can be diesel or petrol. Checking to make sure your engine is getting air is the easiest part. His father assured the kid that the bike was a 4-stroke because he found a plug that said "oil" in the engine. Two strokes are touchy when tuning. For sale is a good used powerhead that was removed from a 2006 40/50 HP Evinrude E-Tec 2-stroke outboard motor that we are parting out. The frustration comes. The big question here should be "where's the oil coming from?" In the old days of two-cycle outboard engines, before computer controls and super-precise oil injection systems, outboards could be smoky beasts. When an engine failure occurs, the piston is likely to take the brunt of the damage. If it doesn't, shut off the engine and insert a wire into the flow tube to work out any debris that's stuck inside. Re: Smokey old outboard Excesive smoke from a 2 stroke can often be a symptom of worn and leaking crankcase seals - never quite worked out why - and new seals are not always easy to fit. After it runs for about 30 seconds the smoke goes away and it is smoke free and runs flawlessly. How to Stop Outboard Motors from Smoking - Stop 2-stroke outboard motors from smoking. If you have too much oil mixed with the fuel it will produce excessive smoking. What controls the power tilt and trim on a 150hp yamaha what is the fuel oil ratio for 1992 mercury 150hp what would cause a evinrude 150hp intruder outboard motor to turn over but not start where is my air intake suzuki df 150hp yamaha 150hp 2 stroke outboard service manual yamaha 150hp 4 stroke repair manual download yamaha 150hp exhaust. 2020 Yamaha 2 stroke outboards sale,9. Browse all the Outboard Diesel Engines that we have advertised for sale. During break in with 2% two stroke oil in the gasoline + autolube,, The first 10 hours,,,2% two stroke oil. Typically just a visual inspection of the air filter and carburetor area is all it takes. Also, it's more difficult to start ---- 3-4 cranks versus one when I did not have this problem. Check your plugs and cylinders after every couple of uses. Pennzoil 2-Cycle Premium Plus Outboard Marine Oil for outboard motors is specially designed for 2-cycle gasoline marine applications and formulated to help protect outboard engines under the most severe operating conditions. 2 Stroke Bicycle Engine Kits For Your Motorized Bicycle. This month we will attempt to dispel some of the misconceptions of two stroke engines and explain the technology behind these modern outboards. A little throttle with the Yamaha 90 hp outboard motor,with the boat docked at the pier. If your scooter has a 2 stroke engine and has oil injection, some smoke is normal. An outboard marine engine repair manual is a book of instructions, or handbook, for learning how to maintain, service and overhaul the 200 HP outboard motor to factory specifications. In order for an engine to start running, the carburetor must have a supply of fuel. 2001 Service Repair Manual Application: 2001 (01) Mercury-Mariner models 50 HP (50HP) & 60 HP (60HP) 4-Stroke (Four Stroke) Outboard Engines With Serial Numbers 0T178500 and Above. A split lower motor cover for. Unfortunaly it's pretty bad 2-stroke smell, not very sophistikated at all. Print: $31. excessive smoke during idling. the smoking only occurs at idle or low r. Read Comments. Product names, coloring and graphics may also differ. So my grandpa's motor went on the fritz the other day, and I figured maybe I could find some answers on here. So, your outboard won't start. How to Clean Johnson Outboard Carburetors eHow It will smoke excessively while it burns through the residual Seafoam. Why Does My Outboard Motor Smoke? An Outboard Motor smokes because it is burning oil. Quicksilver Premium Plus Synthetic Blend Oil is an advanced proprietary formula designed for all 2-stroke outboard engine applications and is specifically formulated to meet the demands of high horsepower engines. its there for a reason. Injection oil pumps. Rarely does an exceptional vessel like this Wavepiercer become available for this value. Bought boat and motor last fall. 2-stroke engines pollute 2-much The #1 source of toxic pollution in U. I bought a 1990 Mercury 25 hp outboard motor and started it for the first time today. Oil injection is a nice convenience and offers some performance advantages over a straight 50:1 ratio (or as recommended by your Outboard Manufacturer) especially if trolling for extended periods. Deep discount pricing for all OEM Evinrude outboard parts at Boats. 2L diesel engine & vehicle related articles, tech columns and product reviews that. This caused problems like fouled spark plugs and plugged mufflers. My Evinrude 200 HP 1997 would smoke out the neighborhood each and every time I cold started off it. If it were a 4-stroke, then bad rings would make it smoke but, a 2-stroke would just loose hp. I have an EZGO golf cart with a Robin 2-stroke motor. Both conventional and synthetic motor oils are derived from petroleum, but they can be very different products. 453/2010 12/09/2011 AU (English) 2/5 SECTION 4: First aid measures 4. If your scooter has a 2 stroke engine and has oil injection, some smoke is normal. The compression of the fuel/air mixture limits the compression ratio of the engine -- if it compresses the air too much, the fuel/air mixture spontaneously ignites and causes knocking. A 20 ph would burn _____ gallons per hour. "With a carbie 8hp two stroke pushing out 59 per cent more emissions per hour than a 150hp four-stroke outboard, exemptions were never viable," Fooks from Blue Sky Alliance says. 18 volts or YAMALUBE 2-stroke outboard motor higher with the above models. After an hour of riding still smoking. It was used in other vehicles (such as the Grand Cherokee) as well, a strong, durable performer loved by its owners. there is always a 'factory' mix ratio given for all two stroke motors. 800cc 4 stroke; 800cc 2 stroke (at nearly twice the 4 stroke). Johnson Evinrude XD50 2-Cycle Oil. Remember this location. T he 2 stroke process of purging exhaust gases from the cylinder and filling it with a fresh air/fuel charge is called scavenging. Get the best deals on Johnson 100-200HP Complete Outboard Engines when you shop the largest online selection at eBay. Powered by the burning and expanding fuel gases, a piston moves back and forth in the cylinder. Features and Benefits. Pic attach from yesterday, I highlighted with red arrows the area that is 'smudged' in the pic, that is smoke. 9 15 20 25 30 40HP 50 60 70 90 115 130 150 200 HP brand new and original Suzuki and Yamaha Two stroke outboard motors sale with free shipping worldwide,5 years warranty and factory price. So my grandpa's motor went on the fritz the other day, and I figured maybe I could find some answers on here. Most four-stroke motorcycles with wet clutches need a JASO MA oil. Typically just a visual inspection of the air filter and carburetor area is all it takes. Service Repair Manual Application: 2004, 2005, 2006 Yamaha Marine Outboard 115HP (115-HP) 4-Stroke Engines. Without the right lubrication, two-stroke snowmobile engines and outboard motors run hotter, accumulate deposits and suffer a reduction in performance. The four strokes of a wet sump diesel engine are shown below with exhaust outlet marked (out), air inlet (in), piston (L), con rod (M) and crankshaft (N). However, new technologies, increases in fuel prices, concern over greenhouse issues and a marketing. ) “Conventional” motors/engines manufactured before 2006 are exempt from the new emission standards. Good point. 4 stroke Outboard Motor Winterization : Check with your owners manual as to the proper procedure of you particular motor. How to Compression Test on Mercury 2-Stroke Outboard Engine November 17, 2016 Repair Manual Do-It-Yourself Outboard Repair Guides 2 Its highly recommended to always use a outboard repair manual for your specific year and model outboard engine when preforming a cylinder compression test on your motor. It requires mixing oil with the gasoline. If it's a 4 stroke, check the dipstick for too much oil. Among the growing lineup of Yamaha outboards, the 2-stroke models with their simpler engine structure continue to have a strong customer following. Allow the engine to cool completely. Also, it's more difficult to start ---- 3-4 cranks versus one when I did not have this problem. Consult your Yamaha dealer for details on installing an optional Rectifier Regulator. Evening chaps, Why would Stihl 2 stroke machines throw out loads of smoke ? I v'e followed the user guide and added a 5o:1 mix of stihls own oil on both a chainsaw and a hedge trimmer and i'm getting gassed. (follow brand directions and be sure 2-stroke pre-mix models have the appropriate oil also in the fuel). T he 2 stroke process of purging exhaust gases from the cylinder and filling it with a fresh air/fuel charge is called scavenging. Reasons for Low Compression in All Cylinders. I actually own one REALLY similar. The simple answer is, the fact that you are not seeing any black smoke is a good thing. YAMAHA 70 HP 2-STROKE 70 HP Model: 70HP Engine Type 70 HP 2-STROKE Yamaha two-stroke outboards are renowned for long service lives. Print: $31. XD100 oil is a full synthetic that will cause the most. No hesitation at any speeds, and doesn't appear to be consuming lots of oil. Ways to make an older outboard smoke less? Boat and Motor Tech Here's an interesting discussion on 2 stroke smoke issues that gets a little more specific with the. The lightest DOHC outboard in its class, this I-4 is the perfect, lightweight 200-hp solution for small- to medium-size boats. I personally wouldn't own a 4 stroke, they came into existence only to meet environmental rules, but the new Evinrude direct injected 2 strokes are cleaner and better. Also, it's more difficult to start ---- 3-4 cranks versus one when I did not have this problem. The effect of hydrogen on thermal efficiency depended on engine load. They’re also lighter, easier to work on, and downright angrier, pumping out a lot more power per cubic centimeter of displacement. With gauges inserted (using Tee fittings) and some clear hose, it is then just a matter of operating the motor at maximum fuel flow (wide open throttle) and note the readings. Mix with 1 US gal. Fuel system problems The most likely problems to beset older two-stroke outboard engines are with the fuel system. I doubt it's a problem. Oil injection is a nice convenience and offers some performance advantages over a straight 50:1 ratio (or as recommended by your Outboard Manufacturer) especially if trolling for extended periods. By and large, no matter if you drive a Power Stroke, Duramax, or Cummins-powered truck, you drive a capable vehicle with an engine built to withstand extremes that would leave gas motors smoking by the side of the road. JASO Explained PART 2: JASO 2-Stroke Engine Oil Specification The brief history of JASO with regards to 4-stroke requirements was described in JASO Explained: Part 1 and a lot of the same reasons were given for the formation of the JASO M345 specification for 2-stroke oils as were given for the T903 specification. ­If you have read How Car Engines Work and How Diesel Engines Work, then you are familiar with the two types of engines found in nearly every car and truck on the road today. 3) When the 2-stroke motor is started dead cold, it tends to produce MORE blue smoke. Pic attach from yesterday, I highlighted with red arrows the area that is 'smudged' in the pic, that is smoke. It was all just 2-stroke oil. Piston splitting the cylinder or rod coming through the oil an oil pan is as bad as it gets. This month we will attempt to dispel some of the misconceptions of two stroke engines and explain the technology behind these modern outboards. Honda Engines offers a variety of small 4-stroke engines for lawn mowers, pressure washers, generators, go karts, and a wide variety of other equipment. There are some main criteria for the best outboard motors: weight and size, build quality, refinement, the right shaft, motor power. Mercury 4 Stroke Decals. Was sitting for over a month. 5BL 20 Inch Long Shaft Outboard Motor For Sale. Download a 150HP outboard repair manual in seconds. BUT one, a small 3hp (or so) snowblower, smokes a lot with it. 9 15 20 25 30 40HP 50 60 70 90 115 130 150 200 HP brand new and original Suzuki and Yamaha Two stroke outboard motors sale with free shipping worldwide,5 years warranty and factory price. I had 300 hours in 2 years on it---had to have spark plugs and fittings tightened and that is it--now have over 600 hrs and has not missed a beat---Great motor for sure!! I have had 8 different main outboards --and by far this is the best--I troll and run on the same motor. Updated: March 27, 2019. "With a carbie 8hp two stroke pushing out 59 per cent more emissions per hour than a 150hp four-stroke outboard, exemptions were never viable," Fooks from Blue Sky Alliance says. A dirty or clogged fuel injector could be your problem. If it were a 4-stroke, then bad rings would make it smoke but, a 2-stroke would just loose hp. Two-stroke oil is expensive, and you need about 4 ounces of it per gallon of gas. On a 4-Stroke (usually Honda) the smoke typically blows out of the crankcase vent rather than the exhaust pipe. From Tourers to Superbikes, Weekend Rider to full on Racer - FUCHS Silkolene is the leading brand of motorcycle lubricants, cleaning and maintenance products. UPDATE: ANY 100% SYNTHETIC TC-W3. Before putting your outboard away, you’ll want to change the oil in your lower unit. An outboard marine engine repair manual is a book of instructions, or handbook, for learning how to maintain, service and overhaul the 200 HP outboard motor to factory specifications. (follow brand directions and be sure 2-stroke pre-mix models have the appropriate oil also in the fuel). T he 2 stroke process of purging exhaust gases from the cylinder and filling it with a fresh air/fuel charge is called scavenging. There is a great deal of talk about ethanol and gas mixtures damaging boats and causing problems. If you happen to own an outboard motor that suffers from excessive engine smoke, switching to a synthetic oil can help to make a significant reduction in the appearance and production of smoke. Turn the mixture screw slowly clockwise from the NORMAL setting until the engine falters. 2 outboard; service manual mercury 4 hp; slow acceleration mercury 500 1977; spark plug change on 6. If I accidentally got too much oil in the gas, it would smoke, but also dump some oil thru the exhaust. Fishing motors prior to 1955 commonly used a 16:1 ratio. If there is oil in the mix, your motor will not seize. Synthetic 2-Stroke Oil - Injector & Premix - AMSOIL. In general, a 4-stroke is heavier than a 2-stroke, but that's changing, too. Johnson has used an engine's model number to indicate year of production in different ways over the years. And 4-stroke motors do not release oil directly into the water. If you have sufficient outboard motor knowledge and experience, you can service the Parsun outboard by yourself. 5 hp 2 stroke engine used 2% of the time the boat is underway to get out and back for sailing. 2007 suzuki outboard 15hp excessive smoke; 2008 suzuki outboard 15hp motor won't turn over; how to clean the jets on a suzuki 15hp carb pics; how to drain carbs on a suzuki 15hp outboard; how to operate 05 15hp suzuki outboard four-stroke; how to remove cylinder head on 15hp suzuki outboard; how to replace 2002 suzuki 15hp four stroke head. 2HP Mariner. I hate 2 stroke smoke (would have loved a 4 stroke outboard, but couldn't afford the extra and it was too heavy for the transom) so I use Penrite high performance 2 stroke oil in my lawnmower (waiting for it to die so I can buy a Honda 4 stroke) - only because it is a low-smoke oil and it works a treat. 3) When the 2-stroke motor is started dead cold, it tends to produce MORE blue smoke. General vehicles, 11-1 Exhaust system; Motorcycles, 11-1 Exhaust system. If you have a gas canister, try. To perform a compression test without a compression gauge, turn the outboard over by hand (utilizing its recoil start at normal starting pull speed), and gauge the amount of bounce you feel as each piston passes top dead center (TDC) position of its stroke. (1) A 4-stroke motor is very different from a 2-stroke outboard motor. To see more detailed specs and prices for the two engines, visit www. 5 hp 2 stroke engine used 2% of the time the boat is underway to get out and back for sailing. About Outboard Manuals - Motor Repair Need a Repair? We Carry Outboard Repair Manuals. There was a time where people would take an old 2-stroke and just remove the thermostat and continue running the engine. They’re also lighter, easier to work on, and downright angrier, pumping out a lot more power per cubic centimeter of displacement. Well guess what, back in the 60's and 70's you had hundreds of thousands of johnson/evenrude outboards out there that ran endlessly with little to no maintenance, including decarbs, and they. There are several types of outboard motors available on the market, the most popular is the standard 2-stroke gasoline engine, which burns a mixture of gasoline and 2-stroke lubricating oil. Re the motor hours, that'd be slightly over 5 hours per week, 6 months out of the year, for the 8 years since new. There are Pennzoil 2-stroke oils formulated for marine or outboard use. Mobil 2 Stroke Oil combines a blend of high quality mineral and synthesised high performance baseoils with an advanced additive system to provide excellent engine cleanliness and no-smoke. If I store it with engine tilted up, there is lots and lots of smoke. If you have too much oil mixed with the fuel it will produce excessive smoking. Eliminating Blue Smoke in 4-Stroke Exhaust Probably the largest detractor of an otherwise beautifully restored 4-stroke engine is having clouds of blue smoke belch from the exhaust. Your oil pump. There are different types of smoke which may be emitted and it's possible you might ask what does white smoke from the car exhaust mean? oneHOWTO looks at all the possible reasons why white smoke is coming from your exhaust pipe. Covers Bigfoot (Big Foot) and Non-Bigfoot models. The previous owner was using an off brand of oil, I am wondering if using Yamalube might help with the odors. To troubleshoot the engine, go through a series of checks for specific issues that can occur and fix as needed. Outboard boat motors are notorious for problems. Two-stroke petrol engines are preferred when mechanical simplicity, light weight, and high power-to-weight ratio are design priorities. We carry OEM Evinrude outboard parts for every horsepower, year and size, including Evinrude 9. So it was a natural progression to simply reprogram -- aka "de-tune" -- the engine’s onboard computer to stop its maximum output at 135-hp. Both differing designs have particular advantages. No Smoke 2 Stroke 2 Cycle Oil. Most four-stroke motorcycles with wet clutches need a JASO MA oil. ­If you have read How Car Engines Work and How Diesel Engines Work, then you are familiar with the two types of engines found in nearly every car and truck on the road today. If I accidentally got too much oil in the gas, it would smoke, but also dump some oil thru the exhaust. I am now using synthetic blend in my EFI's, and I hardly get any blue smoke at all on start up. Blue Smoke vs. When Thomas Ansorg went looking for a second-hand boat he could use as a 'workhorse' out on Great Barrier Island, he knew he needed something tough and rugged. "Air" is usually never the problem. even though oil burns, it is in 2 strokes as a lubricant, not a fuel. My 95 250 2 stroke is smoking like a banchi at start up. 2 shows how engine power and fuel consumption depend on equivalence ratio over the range commonly used in internal combustion engines.