Where does the exhaust come out on an outboard. Come join the discussion about .

• Where does the exhaust come out on an outboard So you say it doesn't take much to get a back wash and water come up through the manifolds? Reply Thanks for replying Bondo! Please let me quantify leaking. Coolant coming out of exhaust is typically due to one of the three issues. bornagainboating. Why is that? It’s Just Condensation. It seem to come out of the back of the midsection on the starboard side. This is why I believe there is some sort of break in the tube. Joined Aug 31, 2004 Messages 62,321. First time boater here, replaced the impeller and water pump section on a Johnson 25hp 2 stroke . Drop the lower and try to flush it from the thermostat ports with a hose. Post Cancel. Johnson Evinrude Outboard Forum . If the muffler is blocked then the exhaust has to push it way to the bottom near the prop. Thread starter kidn1980; Start date Apr 10, 2018; K. View All; Fishing Boat Seats I have exhaust coming out of my pee hole on my 90 hp Merc. Cooling water flow Where does it go Yamaha 15hp Some shoots out through the indicator hole, but most is discharged through the exhaust tube and out the gearcase. It’s water that comes out of the water pump vent holes and top of the housing around the shaft. Today while out fishing with the family the tell-tale (piss hole) stopped. Prussure good at the muffs, and water steams coming out other galleries in lower leg. Then every so often a stream of water for about 5 secs then it will go back to a trickle. 5 Big Jon Honda 5hp Outboard Shop Outboards. Joined Dec 28, 2013 Messages 38,083. A leaking hi-psi hose can leak all it wants as long as its putting out the proper PSI at its outlet. Oil is then routed rearward through an engine’s exhaust, catalytic converter(s), and muffler(s). May 26, 2020 #4 thanks for the help guys! Reply. Its pumping fine, but leaking exhaust out the two upper mount holes, and exhaust and water out of the shift rod grommet hole in the bottom of the exhaust housing. calle Member Water coming out with exhaust relief is normal. Comment. not spitting water out of relief holes. 9 honda long shaft electric start outboard. Mercury 115 water and exhaust coming out of engine cover. Baja Boater Why would exhaust and water come out in that area. Either that or the little drain hole at the bottom of the leg. 150 . The exhaust system on an outboard On an outboard motor, the exhaust is typically expelled through a pipe located at the lower end of the motor, near the waterline. wedmisson New member. Thread starter Baja Boater; Start date Apr 2, 2016; B. If the PCV valve becomes clogged, the gas volume builds up and creates an excessive amount of pressure. ) thru-prop exhaust with bad exhaust bellow - water comes out of the transom Yes, it is completely normal for water to come out of the exhaust on an outboard motor. Especially near WOT. Re: Water Bypass Valve - were does the water go? I took the old girl out today. i have the unit submerged in a trash can and water is cover the exhaust vents, instead of using bunny ears, i started her up and instead of water it was exhaust shooting out of the pee hole Mercury 2-stroke outboard motors are highly regarded in the boating world for their reliability, performance, and efficiency. My question is where does the water from the impeller exit the motor? I see water shooting out a few holes on the gear housing with the muffs on and the upper one seems to be hot water. Any other suggestions? The motor is a 2004. Store the outboard in the vertical (down position). A good amount of water surrounds and About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright I know that the thru prop exhaust configuration is efficient, because the vacuum of the motor moving thru the water pulls the exhaust out. We would like to show you a description here but the site won’t allow us. there is also a hole there. View All; Fishing Boat Seats ok<br />would a bad impeller make steam come out of the exhaust too? Don S Honorary Moderator Emeritus. The trailing When the water gets to the bottom here, it goes down this hole, and if I shine a light through here, we can see that light coming out in two places, inside the casing, and then down here, where that goes inside this exhaust manifold. Close examination shows that there is exhaust gas coming out of the hole in the leg where a stainless rod pokes through to release the anti-kick-up feature . Big Jon Honda 5hp Outboard Shop Outboards. Tan. Thread starter calle; Start date May 24, 2020; C. M. Water pump impellor looks good by the way. On this forum there has been various discussions with running on muffs that don’t/won’t supply enough water to get water out of the pee hole. Thread starter wedmisson; Start date Dec 6, 2009; W. White smoke / steam from exhaust. Hi, I got a question about 2 stroke outboard exhausts. View All; Fishing Boat Seats but at idle to 1000rpm it did NOT get the water to come out the exhaust pipes. That would come out the vent tube in the front of the engine. My question is, does the water come out of the propeller area exhaust? My engine is heating up so I put on the water ears to test it. May 29, 2006 #8 Yamaha Outboard Forum; If this is your first I just took it out for a test run and it seems like the exhaust is coming out of the mid section somewhere. This is like saying that I can rev my motor in gear to 6000 RPM out of the water but when it is in the water I can't get full RPM. The midsection is The red hot exhaust travels down thru that inner tube and out the propeller with a somewhat supply of water to cool the propeller hub. C. Let it cool a few minutes in neutral and run it again half throttle for 30 seconds and it does it again. Johnson 25hp Seahorse. As the water passes through the engine, it absorbs heat and then continues on through the exhaust system. In this blog post, we’ll explore common problems associated with Mercury 2-stroke outboard engines and provide detailed, I took the 1979 Evinrude 9. Water in outboard motors can have detrimental effects on injectors, fuel pumps and can eventually destroy your pistons. Anyone feel free to correct or add. When running the engine on muffs out the water you can really get a good look at how the system works. The two mix in the outboard design (below the power head) to help keep things cool. I got a 09 Yamaha and just put it back together recently with new gaskets, prop shaft oil seals, bearing carrier O-rings, etc, etc. I checked the pee stream and it was quite cool. Water Out Of Prop When Back-Flushing OMC Cobra Drive 1987 2. I took the thermostat out - the alarm took a while, but still sounded. I'm suspecting a hole in a water jacket or the tube going from the pump to the engine. R. I can feel the exhaust blow out when I put my Re: 25 hp evinrude water out of exhaust Welcome to iboats. Once the thermostat opens it should be a good bit of water coming out this the exhaust. Thread starter seumask; Start date 7 Mar 2006; 7 Mar 2006 #1 S. If this is the case, what In this video I look at the path the cooling water takes through an outboard motor power head. 40 yrs. Still cannot get water to come out, nothing is in the screens or outside holes considering I can see the exhaust coming out . Noel Schembri. When oil comes out of the exhaust because of the PCV, it tends to create blue smoke. Does exhaust come out the pisser? I had a 35 that did not pump water and exhaust was coming out And this is where the exhaust comes out here. Yamaha Outboard Forum; If this is your first visit, be sure to check out the FAQ by clicking the link above. Water is pushing out of the pee hole at a high volume. The alarm went off within about 5 minutes. So, I guess I would start with a simple compression test. Senior If those are the exhaust ports then where is the peephole? On my 70 it comes out the side of power head but there is no port there on my 65 or 75. 1978 johnson 35 hp water pump question? Thread starter Bighunter23; Start date Oct 9, 2013; B. OMC Sterndrive and Inboard Forum . The reasons given include their reliability, top-end power efficiency, low noise levels, and Yamaha spare parts’ availability from dealerships and local service centers. In fact, if water is not coming out of the exhaust, it’s likely that there is a problem with the cooling For a close glimpse as to where does the exhaust come out on an outboard when the vessel is in operation, look behind the boat and locate the bubbles trailing behind the motor. 1973 Boston Whaler 13' Standard Come join the discussion about Ask the experts on our Suzuki Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. , Ltd. It is designed to allow exhaust to come out at idle in neutral. In an outboard, though, it may mean something other than a tow to shore and an expensive repair. When the thermostat opens water circulates through the cylinder head also. And 90% of the exhaust and water would then come out of the main exhaust. Gear oil was fine. The first time out a "dockside mechanic" told me that it is only a delay in the thermostat warming to where it is letting water through. No water out transom or exhaust. Blockages in the Learn More About Your Boats Systems By Joining The Born Again Boating Academy! https://www. , the pump shaft Tokyo, October 9, 2001 - Honda Motor Co. The portion that goes out the exhaust then picks up carbon particles which turns it black. Thread starter toolman4; Start date Apr 20, 2021; 1; 2; Next. Staff member. Flappers all removed. Any advise on a approach to take would be appreciated. In some instances once the boat is in the water the water starts coming out the pee hole. calle Member. Joined Oct 9, 2013 Messages 6. Sometimes this causes the motor stall if it is idling really slowly with the exhaust bubbling up. I replaced the thermostat (which was stuck open) and the poppet valve (which looked fine). Is that normal? If not what could cause. For the Op, does it do that NOW all Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. Water would not pee out while running. Johnson & Evinrude Outboards . Its whitish milky directly out of the exhaust hole . Post The Yamaha F250 has been labeled one of the best outboard engines ever made. No water in the oil. Took it out on the water today and had a issue or at least I think I do Water coming out of the exhaust port above the water telltale. Starboard side hot and most of this water seems to be coming out the prop. That is why thru-hull exhaust on I/Os is not more efficient (in HP) than thru prop exhaust. What do you guys think I should look for first? Thanks I have a 78 evenrude 115 outboard and there is oil running out of the exhaust holes and out from behind the prop. Check it out. Outboards and sterndrive specialist. Hope i didnt step on any toes. Need flushing ? Exhaust and cooling water should exit the prop opening ? R. I just started the motor at my home for the season getting it ready to put into the lake. Leftover air travels down the exhaust tube and out the prop. E. MarineEngine. Maybe the air is escaping and finding its way to the exhaust through the lower casing? ok right on mid section where sometimes ive seen two holes that some exhuast smoke and water will come out of ive seen on my uncles 200hp 2 stroke. If I remove the thermostat and start the motor water flows from the thermostat The great thing about running in a barrel is you get to see the cooling system work on it's own. The pee stream does Re: Water coming out between lower unit and midsection You should have used sealer in there. Reply. View All; Fishing Boat Seats Its pumping fine, but leaking exhaust out the two upper mount holes, and exhaust and water out of the shift rod grommet hole in the bottom of the exhaust housing. It’s to keep the pump from getting air locked. 160 degrees. water coming from top exhaust ports Is that all you did? just never seen water come out of the two top ports in that quantity before . Just makes you scared something terrible is about to happen. Thread starter After 5 minutes of WOT my starboard engine starting throwing a lot of white steam/smoke out of the exhaust. The hose is easily removed for further inspection. Stuck thermostat 2. Water coming out of those 4 holes is good I would think, indicating that water is coming through the engine and into the exhaust section, most of which will go through the normal exhaust run. The impeller was An Evinrude E-TEC engine does not require belts, camshafts or exhaust valves, which means there are fewer parts to wear down or malfunction than a four–stroke outboard. Gas Inboard Engines, Inboard/Outboards, and Sternd. The majority of the water comes out of the 2 little black hoses at either side of the transom shield. mattmatteson Cadet. It's not dripping, but spraying a stream of water out of this weep hole. With the muffs on & the water turned on I'm getting a lot of water out various pee holes on the foot but very little out of the exhaust. is this a big problem? just changed water pump on apha 1 gen 2. Last edited: Aug 7, 2011. dam thing smokes you out when flushing at home. not to mention all the black smoke coming out of the exhaust and horrible gas mileage. I have verified that the fuel/oil is coming out the prop by putting a bucket under the prop while the engine is running on muffs (boat on the trailer). Your help will be highly appreciated. Evinriude 20 (25) hp, water coming out of the exhaust. Any thoughts on what would cause this? Is it common? I have read its possible 1. Get even more extra miles per hour with the Straight Leading Edge gearcase. Poppet (pressure relief valve). 25HP. The water is coming out of the stern in all places. For outboard repair information, checkout my website: https://o What Does it Mean if Coolant is Coming Out of the Exhaust? There are typically one of three issues if you have coolant coming out of your exhaust. You may also notice oil-covered Most outboards do that. Joined 5 Jul 2004 Messages 1,119 Approximately 2 to 3 mins after start up water stops coming out of the tell tale hole and exhaust gasses come out. I get water almost instantly. why is fuel coming out of the exhaust even after I rebuilt the carbs again and made sure floats were seated right? Silvertip Supreme Mariner. 20 years in the industry. is this a big problem? 1969 evinrude 55hp. 1. Mechanic's Assistant: Sometimes boat issues seem like they'll be really complicated, but end up being easy to fix. I can't find a port on either for the water to come out. Of course, high performance OB props have solid hubs, and the exhaust simply spills out of the gearcase and runs While running my motor on the hose, I see that water and exhaust gases are blowing out near the anodes on the lower unit. water will come out through the prop hub with the exhaust and some "mist" may come out the holes in the rear of the mid section just below the bulge in the alum casting that is formed around the engine proper which is the exhaust relief for use when the engine is in N gear. The engine didn't overheat (175), seemed to be Big Jon Honda 5hp Outboard Shop Outboards. The motor starts fine with water being run from a garden hose with motor muffler ears on the lower unit, if that's is what you call it. Check out this link 1986 6LJ Yamaha Outboard Parts it has your full motor parts break down with part numbers. All pumps have these holes, usually a tiny hole in the housing and a slot that vents excess air and water around the top impeller cup around the shaft. S. kidn1980 Member. hondadude Outstanding Contributor. The water is then expelled from the boat through the propeller or outdrive. Mercruiser produce an exhaust "trumpet" which is a standard part and, whilst usually fitted to the big V8s, does exist for the alpha drive on the 3 litre. The engine still performs well however when I start it now Then I noticed water was coming from around the shift rod where it comes out of the lower unit. Engine heat alarm still sounds after idling for a few minutes. water come out strong. Exhaust air is lighter than water so it rises. So there must be a passage, by design, in the Outboard Maintenance Yamaha 25 2 Stroke water flow from exhaust relief ports It was the same as before, but now i have steady streams of water shooting out a few feet from the exhaust ports. Maybe I'm not waiting long enough for the water to come out of the pee hole. Aug 8, 2011 #2 About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright When you changed the impellar, Did the old one come out in 1 complete piece, or were their pieces missing from it? I noticed water coming out the exhaust on my 1989 V150 XR4 Mercury outboard. The head is very warm but not where I can't keep my hand on it for 5 seconds. This exhaust outlet is usually found just below the propeller and 1. But I did notice a little drip of whipped oil coming out of my exhaust holes in the gearcase next to the water intake screen. But from the amount of repairs and rebuilds I have done on my outboard, I think I'm getting the hang of this ha ha. Blew air into prop and air comes out pee hole. I have searched the threads, but can find a clear answer for my issue. Thanks Kyle What causes oil to come out of exhaust? Plus fogging oil if you did fog it last fall. Jun 21, 2014 #5 kmckinnie BOT KILLER MODERATOR. 9hp with a new water pump/impeller out for a spin today and I noticed something strange: The cooling water coming out of the exhaust hole underneath the power head at the back, was coming out nicely (very hot but a wide and thick spray as it is supposed to be) and as soon as I was opening the throttle wide to get on plane, the water Outboard Exhaust from tell tale hole, help. This oil is then displaced into an engine’s exhaust manifold, through the natural downstream flow of exhaust gases. But can't see that it would be due to an overflowing VST tank. 3 I thought the water had to go thru the exhaust to come out the prop. 2006 merc 9. Motor idles fine at I have water coming out of the exhaust holes in the back of my 225 Evinrude outboard motor. When I started it up today, the exhaust had a hollow dry sound and no water was coming out. My shop manual seems to indicate that it is normal for water to exit at this location (see quote from manual below), however it does not mention that exhaust should also be exiting at this location. ) thru-prop exhaust - you should see water coming out with the exhaust through the prop 2. today introduced two new 4-stroke marine outboard engines. There is a very lite steam smoke coming out the exhaust. Extend the life of your outboard and your boating season; MORE MILES PER HOUR. I dont know if I'm putting Yamaha outboard parts forums competitors out there. I fired the motor up with the earmuffs and still no water coming out of the pee hole. If Water-cooled exhaust systems inject cooling water into the exhaust via an exhaust riser or mixing elbow, where the exhaust then pushes the water out of the exhaust outlet. It is not steam. How much water should come out of the cooling outlet vent? There is no trickle - just lots of spitting of steam, with the odd spurt of a couple of drops. It picks up carbon particles from the exhaust pipe, which turns it black. Exhaust: As the piston moves back upward, the exhaust valve opens, releasing the burnt gases from the cylinder. The engine then seems to be on its way to over heating and I need help diagnosing an exhaust noise that occurred after replacing my water pump in my Yamaha Outboard 2017 115 Sho. T. 170 Election Road Suite 100 Draper, UT 84020 phone intl_phone (Outside the U. this is on a boat without thru hull exhaust. Engine ran flawlessly. I do not recall seeing that level of discharge before yesterday. what I have witnessed was a spray of water coming out of the with the exhaust while idling. Water may not come out of the exhaust relief holes unless the LU is submerged in water like at the lake or whatever. Thread starter Bloxy; Start date Feb 6, 2007; B. Go. Took the hood off and when I start it the 4 lights on the EMM go out. I put my outboard muffs on to run it and had no water come out my telltail after a minute running. I was still getting a lot of water out of exhaust at idle and didn’t have engine overheat. BTW, if outboards had LEGs, they could walk on water and you would not need a boat! Big Jon Honda 5hp Outboard Shop Outboards. Installed a water pump replacement kit with. But you still get a little out of the idle relief ports. I notice when I am in the water and start the motor it takes anywhere from 30-45 seconds for water to start coming out the pee hole. I can feel the exhaust blow out when I put my Smacking back down hard does NOT sound normal. Joined Apr 8, 2013 Messages 10. Thanks for the reply and I will post my finds. As to the fuel smell and the emissions from the exhaust port, I don't have many ideas on that. If it's anything like the DF150 you might well see how the exhaust is routed to the idle exhaust above the water by simply removiing the cowl, and then, most likely the center cowling, too. Water does not come out of pee hole. the engine got very hot. The question is 1. The motor was running sweetly - the water coming out of the pee hole was approx 60-70 deg. I did change the muffler filter during the service, The leftover air/mixture goes out of engine so new air can come in. you can see these holes if you look at the transom area from underneith. I have a old 1979 evinrude 85hp V4 crossbow. Crusader Marine Engine Forum . I turned up the water pressure some, held those muffs on TIGHTER (while getting soaked from spray out the muffs edges as it was at some moderate pressure) but it seemed the Its 2001 to late 2003/early 2004 that are the problem engines. The later model 2004's and on up have been redesigned. When I back-feed from the t-stat hose, it's not going thru the exhaust at all. indicating the water wasn't circulating. Banned. com/Get Your Born Again Boating Clothing! https:/ I'm only mildly competent when it comes to monkey wrenching on 4 stroke outboards. Tell me a bit more about Perhaps the base gasket is messed up, or there is a defect in the exhaust hsg cavity allowing the water to “short circuit” into the exhaust housing instead of flowing out of the relief port. I changed the impeller, and started the engine, still no water comes out of the exhaust. Through hub exhaust is when the exhaust is pushed through the prob hub to prevent ventilation, which is pockets of exhaust gas forming around the prop developing, this typically occurs when the engine is revved up when getting the boat onto plane or I've been servicing my dinghy outboard - a tiny Yamaha 2-stroke 2hp engine - and have been running it in a tank to flush it through with fresh water. The prop is below the waterline. All issues should be addressed right away to prevent any further damage to your car. Hooked up to a water hose? Coolant Coming Out of Exhaust: Common Causes. 11,933 Satisfied Customers. Jun 23, 2009 #3 Re: Johnson 70 1977 were does the water come out of when running. Take a look at Hi all, Brand new engine, first time out and after 30 seconds on full throttle it starts to shake and slow down (I think safe mode). Jun 20, 2013 #8 Re: water coming from top exhaust ports Today's Posts; Forum; General Discussion; Yamaha Outboard Forum; If this is your first visit, be sure to check out the FAQ by clicking the link above. However, if you take a look at your tailpipe, you may notice that there’s more than just exhaust fumes coming out. I guess the water coming out the upper exhaust port wasn't a serious issue as you said . As you remove the plugs, write the cylinder number -- the top cylinder on the starboard side I have twin 200 HPDI's 2003. Most outboard thermostats are factory designed to open at approx. Bloxy Recruit. If water flows freely out of the pickup tube then its a mechanical issue. Way more than the motor needs. Oct 9, 2013 #1 I recently got this motor and replaced the water pump. Joined Sep 22, 2003 Messages 28,771. Also, you can watch the exhaust relief ports on the back of the mid-section. When that gasket fails, exhaust heats the cooling water and the water can bypass the entire cooling system Re: 25 hp evinrude water out of exhaust Welcome to iboats. Simply put, oil is introduced into the exhaust stream via the exhaust ports of one or more of an engine’s cylinders. Re: How much coolant water should be comming out of my outboard? All outboards have water injection in the exhaust manifold in the head they then expel the cooling water through the exhaust pipe otherwise the heat can damage the lower crank seal, the water pump cover if plastic, this exits under water, the exhaust holes in the leg are because at idle there isn't Like the title says I have water coming out of the top exhaust port on my 91 merc 135. However, while the Yamaha 250 outboard has many fans, there are a few problems to look out for: i have twin 1994 mercury blackmax 135hp outboards, my question is water does not come out of discharge hole for about my question is water does not come out of discharge hole for about 3-5 mins then when running comes out under power but when at idle baily comes out ,,,,new water pumps and thermostats engines under way and idle temp is Re: Oil coming out of two-stroke exhaust The auto -oiler is handy gizmo . At idle and very slow speed exhaust bypasses out these ports due to back pressure in the thru-hub exhaust. Thank you. Its not coming out of the exhaust/propeller area! Cobra stern drive. Back Boat Seats. Tilt motor up and it disappears tilt motor all the way down and water sputters out. experience with complete engine repairs both inboard/outboard and MerCruiser Certified Technician. So now it's confirmed the pee hole is clear of obstructions. I'd run it for 10 to 20 mins at around 1/4 revs, and do the finger on the engine test, you may not have a problem at all apart from a blocked tell tale. I have exhaust coming out the pee hole no water impeller is new. I just got both the 65 and 75 and they run great but only problem is the water building u pressure in housing. At idle at the dock the port motors exhaust bubbles out of the hub where the starboard motor does not. The water should even exit the system if the water pump is not working (what goes in must come out). I just bought a new to me 05 F150 with 323 hours on it and it is the first Yamaha outboard I have owned. Head Gasket Failure. net Johnson Outboard Parts. pstephens46. The most likely cause of coolant leaking out of the exhaust is a blown head Johnson & Evinrude Outboards . Oil coming out exhaust. I took the 1979 Evinrude 9. I replaced the impeller last year after the old one came apart. Basically what happens with the engines is if they are run in saltwater, the exhaust tube in the midsection, and Big Jon Honda 5hp Outboard Shop Outboards. Port side exhaust cool and water comes out exhaust correctly. com/Get Your Born Again Boating Clothing! https:/ It is quite common to not have bellows at all on Mercruiser set-ups. Water was shooting out of that more than the tale tail. Next Last. But this link is very useful. At the bottom of the midsection is the cavitation plate, or anti-ventilation plate. 材質···純プラチナ 長さ約40cm +フリーアジャスター約5cm 幅約3mm 2ヶ月ほど前に店舗で購入しましたが 別の物を購入したい為出品致します 素人目ですが目立った傷などはございません 100%正規品で画像より光を反射します 箱は手元にないので最後の画像にある 袋のみの付属品になります And this is where the exhaust comes out here. Would the exhaust corrosion have caused the reduced RPM's or is there some other (common or independent) cause? Photos: Should have taken more photos at the shop, but here are A leaking low psi pump will be evidenced by fuel draining out the bottom of the cowling or by fuel pooling at the base of the engine. Relief fitting NOTICE If the outboard must be stored in a tilted position, make SURE the cooling system is drained completely BEFORE tilting. Leaking oil from prop help please. The tell tail does every so often hesitate for a split second. smiffypr New member. just changed water pump on apha 1 gen 2. its an 89 evinrude 60hp. The outlet on the DF150 is simply connected to the exhaust chamber by a short rubber hose. a 1999 Mercury (tracker) engine. No tell tale and no bypass spray = not good. Yea I'm definitely trying to stay off the $125 per Turns out, I was slowly loosing RPM's without knowing it, so that by the time I noticed the slight exhaust leak sound, WOT was only about 4200 RPMs -- on BOTH outboards. Outboard motors archive 2000-2004 . The muffs may not supply enough water for a good test. Should exhaust gas come out of there 2. Exhaust cooling water is typically provided by the engine’s raw water pump although a second pump may also be used (depending on the system). If you have water out with the exhaust, water is circulating normally and abundantly. Joined Feb 6, 2007 Messages 5. When in safe mode the oil / overheat light comes on. replaced waterpump impeller and housing plus all seals and gaskets as a kit with impeller turned in correct direction with a little grease in housing and water pick up tube seated Re: Honda BF90 water sputtering out with exhaust Bypass ports. If my mechanical brain is working right, I could equate this leaking the same as a belt driven water pump (engine) that leaks out the weep hole, which means that internal damage has happened to your water pump, I. Where is the Exhaust on a Outboard Engine? If you’re looking for the exhaust on an outboard engine, it’s located at the back of the engine. Water could be dripping from your car exhaust system, as well. 1 of 2 Go to page. ^Click to enlarge^ The two things that need regular maintenance or may cause problems are the impeller and thermostat. Any ideas? Any help would be greatly appreciated. Re: Water coming out of exhaust on 1999 50HP The exhaust ports just above the water line should expel a combination of exhaust gases and water. Some of the oil that you put in the gas burns on the way through the motor (smoke). When this happens, excessive blue-tinged smoke will come out the exhaust port, indicating too much oil is burning directly in the combustion chamber. I have a "new to me" 2003 Yamaha f115tlrb and it has quite a delay in seeing water. Are you sure it's fuel spraying out? My DF150 doesn't ever have any visible exhaust coming out that auxiliary exhaust port. tested it yet but I'm thinking the bubbles are coming from the slots on the side of the lowerunit where the water would come out once the thermostats open. Mar 10, 2006 #2 Big Jon Honda 5hp Outboard Shop Outboards. Both feature the extraordinary performance, efficiency and reliability of Honda 4-stroke technology and environmentally friendly performance that exceeds the world's strictest emissions regulations established for 2008 by the California Air Resources Board (CARB) in There is just a little water coming out like between the boat & foot. Under way it goes out through the hub. you have exhaust relief ports on the back of the leg, you should get mist or droplets out of them, at idle. The other engine pees fine when connected to the same fresh water hose so I know there is enough water pressure. This four-stroke cycle repeats continuously, generating the power that drives It houses the exhaust, and the mounting bracket for most engines attaches to it. Feb 6, 2007 Does the exhaust come out through the propeller hub? If so, the fuel mix is 50:1. Per Fairdeals post, with the valving, it sounds that even if the motor is forced up, it should NOT fall down immediately, but somewhat slowly, (or slower). However, there is no problem if it leaks. Joined Nov 11, 2005 Messages 51,019. And it is not ALL oil, some gasoline goes through unburned also. Once moving at idle the port motor has lots of air in the prop wash but not the starboard. thoughts? thanks . This is not a sealed part at all so Mercruiser do not seem to consider hull loss an issue on the exhaust side. BTW, if outboards had LEGs, they could walk on water and you would not need a boat! They do however have exhaust housings, and lower units/gearcases. Thanks for your advice Graham. So it looks like it's designed to run down the outside of the It is my understanding that those holes are to relive the exhaust back pressure while the motor is idling and boat not moving. Tony" S. Thread starter donj; Start nothing came out. The water that ends-up going through the powerhead ends-up blowing out of the exhaust. There is hot water coming out of the pee hole in my 60 mercury outboard while i am flushing it after being in salt. Nov 11, 2016 #4 Replacing lower engine seals on a 4 stroke outboard is not an easy / cheap fix. Featuring Volvo, Evinrude\Johnson Had failed to heed the warning to lube everything when working on an outboard. Apr 10, 2018 where it is used only once, then either burns or goes out the exhaust. Normal operation! On the 40, if the tell tale is showing a good stream this is also normal. That water coming out the seam has What does the motor do / not do. While running my motor on the hose, I see that water and exhaust gases are blowing out near the anodes on the lower unit. To start viewing messages, select the forum that you want to visit from the selection below. Regards Boats. This is the exhaust for this outboard, and if we imagine this bolted on here, this outlet here, comes into here, which actually just goes straight to here, and then it flows down the outside. Yes there should be water coming out the pee hole when running the engine on muffs. The Marine Mechanic I'm going to connect you with knows all the tricks and shortcuts. When I have the boat hooked up to a hose via the earmuffs, I notice that I get some water coming out of the exhaust outlet. The rest goes out the exhaust. com does not offer troubleshooting assistance or repair advice by email or by telephone. The positive crankcase ventilation (PCV) valve is responsible for releasing the exhaust gases and any unburned fuel from the engine. Removed alternate flushing port on left The air comes out of the outer exhaust cover fitting. Running the unit in a tub of water the unit will start right up and a little exhaust will come out of the pee hole. motor doesnt Customer: I have a 9. A) info@iboats. Before the thermostat opens you should little or no water coming out those holes. This never happened before so I assume i screwed something up when replacing the impellar or t-stats. ----Next step is to find a shop willing to take on that Hi All, 97 4. P. You may also visit the Boat Motor Manuals section of our site to obtain a service manual. C (calibrated finger). com Mercury & Mariner Outboards . Bighunter23 Cadet. Hi guys I just got a 1974 Evinrude 50 HP outboard and I put it on my stand and fired it up. -----Does it run properly untill it overheats ?-----With the thermostat cover off and the motor running , does water pour out of the cylinderhead ??---Is the exhaust passage clear going out the lower unit ?----When you are test running the motor is the water level at least 4" above the pump ? White smoke from the exhaust of any internal combustion engine is cause for concern. Water does not come out of the weep hole or the propeller when I started it. One engine won't pee when connected to the fresh water flush out. No water out of Pee hole. Any ideas of what this could be?? I have a 88 Evenrude 90 and does the same thing. Just to make sure you know the water pump housing does not come After fishing this past weekend I noticed my starboard engine spitting bits of water out of my rear exhaust port. try an entire rebluild on the carb and you dont have to soak it just get some carb cleaner from a parts sore and make sure you spray it through the jets and all of the needle valvesin other words spray I installed the motor to the outboard exhaust housing, torqued everything to spec I Used a chain hoist, everything went smooth as silk no hang-ups or It will always have the gasket and the torque force from the Outboard Motors Forum. I check the raw water strainer, water flows into the boat no problem. 9hp with a new water pump/impeller out for a spin today and I noticed something strange: The cooling water coming out of the exhaust hole underneath the power head at the back, was coming out nicely (very hot but a wide and thick spray as it is supposed to be) and as soon as I was opening the throttle wide to get on plane, the water Learn More About Your Boats Systems By Joining The Born Again Boating Academy! https://www. The rednecks from "scream and fly", (where my freind, Mr Hyde hangs out) who run their 100mph outboard boats at over rpm, always dis-able the auto-oiler,and mix manually. Reactions: Da Possum. So it looks like it's designed to run down the outside of the I am new to this outboard thing. In this blog, we speak to outboard mec Please Note. There are no overheat alarms and the motor runs great. You are invited to join our public Boat Repair Forum to seek assistance from other members. think it dumps out the regular exhaust Last edited by 99yam40; 07-09-2018, 04:39 PM. Changed impeller (discovered two missing fins), back-flushed transmission cooler (found the missing fins), problem solved. (6FNL 1007336) The engine was quiet and running well before I changed out all the fluids, filters and other service items as well as the water pump. And directly in front of that is a hole I thought was for draining water when tilting the motor. 87 force 85 outboard no pee hole If you have water out your cylinder head top via the brake pipe you put in then you can say your pump is working well. Jun 21, 2014 #6 T. some water would come out of the poppet valve / pressure valve hole on the back of the engine (this was video is based on some of the reasons that you would have oil running out of the outboard foot. The impeller will be the Big Jon Honda 5hp Outboard Shop Outboards. Johnson 70 1977 were does the water come out of when running. Take the spark plugs out of the engine, using a spark plug wrench. The issue should be addressed right away, as the exhaust system must work properly for the vehicle to run safely and reliably. Dec 6, 2009 #1 How much oil is normal coming How much oil is normal coming out of the prop area pls/adv "It is normal to have oil come out of the exhaust in the center of the prop on a 2 stroke, especially if Well I did the 300 hr service and took my 2009 90dsl to the dealer to do the water pump. It's normal for water to come out of mid section it's exhaust water on it's way out of engine. but anyways ive seen them where there is water coming out of exhaust port on mid section I have a sailboat with a 40 outboard mercury motor. But as time goes by, watch out for NO smoke! The auto-oiler can fail. I am going to pull down the lower unit and have a look today. Never place the gearcase higher than the powerhead. Water is coming from pee hole but not from the exhaust hole in mercury saltwater series outboard. Big Jon Honda 5hp Outboard Shop yesterday when I cranked it up today with earmuffs water was spraying out of the pee hole and there was water pouring out of my uppr 2 exhaust ports. The idle relief is just below the power head at the rear and is in the centre section. At least that's how it is on my F225. racerone Supreme Mariner. I’m a deer hunter. <br /><br />The pump moves a lot of water. On my little 7. The impeller is 2 years of limited use. Joined Dec 28, 2013 Messages Gas Inboard Engines, Inboard/Outboards, and Sternd. just never seen water come out of the two top ports in that quantity before Boat motors, especially two-strokes, commonly smoke because of an improper fuel to oil ratio or when the motor runs rich on fuel. About 10-15 minutes later I got a big puff of white smoke out of the exhaust and the motor stumbled a little, but not enought to stall. -----Shaking / rough running of this motor is not normal. Jul 25, 2002 The oil coming out of the exhaust is much higher than the lower unit oil. water does come out of pee hose. I believe the water tube was not seating inside the new lower grommet and water was blowing by into midsection. Unburnt fuel will come out of the exhaust. H. However, like any mechanical device, they can occasionally encounter issues and require troubleshooting. Excess is dumped off in various places. . Then you see it running out Can water come up the exhaust and into the manifolds? The boat did come to a quick stop and lots of water did come rushing up when the boat stalled? Water and exhasut does comes out through the transom so i'm guessing thats what its called. The upper exhaust port had a good amount coming out of it as well. The water stream that is supposed to come out from the motor isn't I ran fresh water in each hose port. I dropped the lower end and examined the water pump impeller. In other words, the water exits from an inboard-outboard motor Let me add some more information. You may have to register before you can post: click the register link above to proceed. Greg Robinson. Any water remaining in the exhaust passages can run into the cylinders and cause serious damage. seumask Well-known member. most of the time it's simple stupid stuff that causes the pro My first steamy exhaust experience was caused by two broken fins on impeller. In 99% Customer: I have an older johnson outboard motor that makes a poping noise and has white smoke come out of the exhaust when I try starting it. once under way and motor RPMs come up the exhaust and dumped cooling water should come out of the prop hub Johnson Evinrude Outboard Forum . I have a SeaRay, 1987, with a chevy 5. I have a 2005 DF140 that is expelling fuel/oil out of the prop (underwater exhaust). This is very strange as the diagram clearly does not indicate any physical connection between the water tube and any other area. It is ok. 9 pro kicker I have a 1995 Honda 40 hp outboard. I have water coming out of the exhaust holes in the back of my 225 Evinrude outboard motor. I have had the boat out 5 times and all 5 times delays have been about the same, 3-4 minutes at idle. Honda Outboard Forum . I think I noticed a faint burnt rubber smell at first. 7L. Then after about 20 secs a little water will trickle out. Puzzleing . She starts with one pull and purrs nicely but I noticed that there is My Mercury 5hp 2-stroke makes more noise than a Seagull and exhaust gas hangs about the power head at low revs (it runs in a well). 3mercruisre has excessive water coming out prop. Water flows to the raw water pump, I took the clamp and hose off and checked. The water pump is used to keep the engine cool. Hello everyoneim new to the forum and hoping i can find some help herethe search option did not yield any help so here it goes1980s mercury 50hp 2 stroke thunderbolt ignition. On mercs, there is an exhaust divider gasket between the powerhead and mid section. urreat rbum pwiiaske caoaqrb itlii jtfg gbuyc yoqyta tjah bfgkv