Oil leak from Briggs and Stratton engine. Additives in the gas erode the coatings on the carb causing the bowl to overflow. ... Briggs & Stratton 22" push mower 500 series ... Kohlerengines part #12 853 117-S Symptoms: exhaust smoke, hard starting, laboring, overfull "oil" level on dipstick. There seems to be fuel (and maybe some oil) leaking from the carb area. View online or download Briggs & stratton 310000 VERTICAL SERIES Instruction Manual If the oil filter is left on, it will require 1.5 quarts. See if it turns over now. Valve adjustment? I have a Briggs Intek engine here in the shop on a Gravely ZT unit that has started eating the exhaust push rod on the one cylinder (it falls out and slides into the crankcase through the oil gallery). any ideas anyone, whitish/grey on start up for about 1 minute or so. If the oil is black or feels coarse and gritty, drain the old oil from the engine by turning the Briggs & Stratton upside down. I am a small engine tech and have been running into several engines, snow blower engines, Briggs and Stratton Intek engines and Tecumseh Snow King engines, which have been blowing oil out of their breather hose. 14hp Briggs and Stratton blows smoke/oil out exhaust After charging the battery I started it up and let it idle for a few minutes before trying to move. It then quit running. Thread Starter. jimmy617durnin I then emailed them back and they tell me to bring it to dealer, but motor is out of warranty. Fuel and oxygen are pushed through valves into the pistons, which compress and explode the gas, then force the gas out through the exhaust. Accessibility. Review your catch can system for restrictions. Too much oil in the engine. Oil. Too much oil will obviously flood the motor, but if theres a hint of gas in the oil- then that means the carb float is sticking , letting fuel run into the motor and flooding the oil resivior( which eventually thin the oil so much , itll literally tear the motor berings apart and blow up the motor. Then the engine ran fine for about 2 min, then died as if it ran out of gas. I purchased this motor used around July of 07. any ideas anyone Update (09/20/2016) I have a Briggs Intek engine here in the shop on a Gravely ZT unit that has started eating the exhaust push rod on the one cylinder (it falls out and slides into the crankcase through the oil gallery). I was having problems getting mower to start. So I replaced the O-ring on dipstick and the seal on crank where dipstick slides in. I have tried replacing all the seals in the engines, and all gaskets. There could be multiple reasons for it to be blowing white smoke. blowing out smoke and oil from muffler lawnflite 906 with B S Engine correction Murray I have a lawnflite ride on mower and when I started it up white smoke and oil came out of the briggs & stratton engine muffler it ran for a few moments then stopped. Can't be used to cut grass anymore . my 17.5 hp briggs and stratton is blowing oil out the exhaust it is still under warranty . Oil can seep into the exhaust system if the piston rings are worn or if you turn the engine on its side. OIL & ADDITIVES Fuel Storage; Fuel Treatments; Oils & Lubricants; Chemicals, Cleaners & Tire Sealant; Find Your Correct Oil; View All; ... Briggs & Stratton 381570EN 106, 10R, 10U Single Cylinder OHV Repair Manual. If you've had the engine turned over, the oil may burn off after running the engine a while. Any suggestions? If the oil is black or feels coarse and gritty, drain the old oil from the engine by turning the Briggs & Stratton upside down. If oil dripping out as oil from exhaust the valve stems or possibly a valve guide has worn allowing oil bypass from crank case through exhaust. See links below for other causes and fixes. Everything but the engine. https://www.briggsandstratton.com/na/en_... http://www.doityourself.com/forum/outdoo... https://www.youtube.com/watch?v=bc0gfCds... it seems to have done the trick, now the starter solinoid just goes click and its a new battery fitted, my mistake its not a lawnflite but a murray with a b/s engine. Includes 2 x 0.6 litres of oil (one bottle for an oil change and the other for through season top ups), 100ml bottle of fuel fit additive and deep sided oil drain tray. Runs rich. If your valve cover breather is restricted the pressure HAS to go somewhere. Oil level - should be checked every time before its started. The new engine has only 5 hours on it and is now backfiring thru the exhaust, but has not spewed gas out of the carb as of yet. my 17.5 hp briggs and stratton is blowing oil out the exhaust it is still under warranty . Have not cleaned carb needle or bowl yet. The engine was not included. That is an awful lot of air moving and it is going to take the path of least resistance to balance the pressure caused by that 60 cubic inch change in volume. just curiuos cause? Or, you can remove the muffler, drip the excess oil out of the engine, clean it up a little with WD-40 and a rag, reassemble it, and start it up again. and change oil/drain thoroughly and fill using fresh proper grade oil, before starting again. Oil can seep into the exhaust system if the piston rings are worn or if you turn the engine on its side. I service regularly but have made no adjustments to valves (or anything) in 6 years. My briggs 6.5 HP Intek is blowing oil out muffler. if I take the plug out of the right side and start the engine it will rough idle then run perfect but with plug out I get oil blowing out of plug hole and oil blowing out the exhaust . Good engine oil is a caramel color. This nozzle can get clogged from impurities in the oil, causing a backup in the system and a leak out of the oil tank. Can't be used to cut grass anymore . Briggs and stratton Start Care oil change kit. The few times it has actually cranked gas flows out of the muffler and drowns the spark plugs. Are the rings and/or cylinder worn? I've got a Briggs and Stratton 11 HP L head (horizontal) on a mower I'm trying to fix. 08 As for blowing oil out the dipstick consider the fact that on a single cylinder 30 Cid engine the volume of air in the crankcase changes 60 cubic inches every revolution due just to the movement of the piston. Briggs & stratton 20hp mod# 31P977 I replaced the head gasket and reset the intake at ,004 and the exhaust, ,006. Jump to Latest Follow 1 - 8 of 8 Posts. Briggs finally agreed it was bad and replaced it. Briggs and stratton then replaced the engine after two years of fighting with them and more than $1000.00 spent on their part. I inherited a Toro Zero Turn rider and it was blowing a lot of smoke, running poorly, and stalling. Too much crankcase back pressure. The oil that gets into the pistons is pushed out without burning. Free Shipping Options, Repair Schematics Skippy, when you flipped it over, you drained engine oil into the cylinder. If any part of this cycle is out of time, or parts are worn or damaged, you may find strange liquids coming out of your muffler. jimmy617durnin. In the case of oil in your exhaust, it is important that you address the problem immediately. We use cookies to give you the best possible experience on our website. 09/20/2016 by Good luck. SKU: BS381570EN $27.36 Add To Cart. Had to guarantee I'ld pay for it, then send it in to Briggs and Stratton even though the Toro was less than 2 years old. When I pulled my mower out this evening, there was a mix of oil and gas puddled on the mowing deck with drip spots from the air filter and exhaust. You can tell if you have this problem if your oil level grows higher than when you filled it indicating that gas is leaking into the oil chamber. I can get it to start with difficulty after this but it only runs for 5-6 seconds and then quits again. If anything besides exhaust is coming out of your vehicle's exhaust pipe, it could be signs of trouble. If the exhaust valve is open at all after the engine shuts off, any oil in the cylinder will burn off and push white smoke out the exhaust, as well. model 917.374541 700 series briggs and stratton power-propelled 22" multi cut rotary lawn mower. I have a Briggs model 407577 Type 0292 E1 21HP Intek V Twin engine that is blowing gas out of the carb and flooding the engine. Changed fuel filter, installed a new head gasket, installed new valve cover gasket. If the liquid coming out of your engine is slick and smells more like oil, suspect one of these two causes. The initial occurrence was caused by a mouse nest over that cylinder, causing that cylinder to overheat. The crankcase vent tube was blowing oil all over the carb and air filter. Oil leak from Briggs and Stratton engine. Not over full either. It is blowing a lot of oil into carburetor through breather tube and the oil turns black just after few hours of use. @jimmbo what Briggs and Stratton engine does your mower have? Clean plug, reinstall. The oil if blowing out as a mist part of the exhaust causing only blue smoke then most likely worn or cracked rings. 17.5 briggs will start up and run at an idle, and then it starts running real rough, blowing smoke, and seems like it is blowing oil out the muffler. Could be a valve issue as well as rings, piston etc. ... Blue or white smoke coming from your engine usually indicates burning oil, which can be caused by: Overfilling the crankcase with oil I'm on my third carburetor. When I check the valve clearance at 1/4" past TDC I have the correct clearance .007 (aluminum block), however, during the ENTIRE compression stroke, the intake valve is open a few hundreths and it's blowing the fuel out of the carb. ibhave a Briggs and Stratton 21 hp v twin that has started blowing oil out the right side of the exhaust , runs like its flooding all the time . Also, what are the valve clearance settings on a Briggs 14.5 with overhead valves. and puddles some oil in the air cleaner box. Briggs & Stratton blows oil when breathe filter is removed!!! Removing the air filter, it is covered in oil and fuel and more puddled in the air filter housing. You'll be blowing gas vapor into the air, so be careful. Also cleaned the device on the gas intake to the carb where there is a hose going to the oil filler tube. Briggs & Stratton 4 HP Throwing Oil Out Of Muffler. Here are some things to look for while you're searching for the source of the issue: Thread Tools Search this Thread #1 08-07-12, 01:29 PM V. vs218. Leave spark plug out and crank until there is no more gas coming out the spark plug hole. Get shopping advice from experts, friends and the community! Check the crankcase for leaks. I email Briggs & Stratton and they told me to replace seals on dipstick. Terms — All Topics Topic Home & Garden Tools & Power Equipment » Briggs 16 hp blowing oil out exhaust ahclarke Posts: 1, Reputation: 1. This pressure commonly forcing oil through your pump and out of the brass vent on your pump. Then I replaced the oil and put cleaner in the carburetor (or what I thought was the carburetor). i took the spark plug off and emptied the oil and fuel from the cylinder (there was a lot) new spark plug new air filter fuel drain new fuel cleaned oil out of muffler tightened all bolts. Also if gas is leaking into cylinder, sometimes they won't crank well.. if at all. I came to give the lawn its first cut yesterday and when I pulled it out, found a huge slick under it of what I know now was the engine oil. I have a 16 horse B & S twin OHV single exhaust that starts and runs but smokes blue smoke at idle and blows smoke and raw oil out the exhaust when it is throttled up. Can you turn the engine by hand? One of the exhaust manifold bolts was broken and oil was coming out there also. Run your finger over the oil. Repair guides and support for riding lawn tractors sold under the Murray brand name, currently owned by Briggs & Stratton. I did notice that it seemed to be smoking a bit and once I increased the speed, the engine blows a lot of oil and white smoke out of the exhaust. Running the engine low on oil will cause internal damage to the engine. Runs normal with air filter off. And gas under the mower when we stored it. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Briggs & Stratton 796956 Side-Out Muffler Deflector For Models 85400, 115400, 117400, 138400, 185400, 110400, 130000, 170000 and 190000 4.4 out of 5 stars 15 $7.08 $ 7 . If you've had the engine turned over, the oil may burn off after running the engine a while. I pulled the carb bowl and no oil is in the gas. When coming off an incline the engine starts bolwing white smoke like it is pulling engine oil into combustion chamber. Contact the U.S. Consumer Protection Commission in Washington and report this to them. What I actually shot with carburetor cleaner was the fuel pump! Video of the Day Especially if it's some kind of hairline crack letting oil into the cylinder, which then closes back up as the engine cools. Good engine oil is a caramel color. I am a small engine tech and have been running into several engines, snow blower engines, Briggs and Stratton Intek engines and Tecumseh Snow King engines, which have been blowing oil out of their breather hose. This pressure commonly forcing oil through your pump and out of the brass vent on your pump. Solenoid could be faulty. By chatting and providing personal … Oil. Oil level is also correct. If your valve cover breather is restricted the pressure HAS to go somewhere. The more people who do, will cause B&S to look … ... See an authorized dealer or contact Briggs & Stratton if you are unsure of any procedure or have additional questions. I did notice that it seemed to be smoking a bit and once I increased the speed, the engine blows a lot of oil and white smoke out of the exhaust. A Briggs and Stratton 18 HP V-Twin engine has an oil capacity of 1.75 quarts when the oil filter is also changed. We recommend 13 ounces of Briggs & Stratton 4T. Don't even need choke to start. I have a Vanguard model 354447 with 600 hrs. At the time my dealer told me he had tried to repair many of these carberators without any success. Pull spark plug and turn it over. there does not appear to be any oil on the spark plug. My question is the small breather tube from the top of the motor to the air cleaner box exit it’s close to the carb. Nothing appears to be harmed, only one little ding in top of head where it hit. Changed fuel filter, installed a new head gasket, installed new valve cover gasket. Usually, the foam element is oiled and then wrung out to nearly dry. Exhaust valve broke on my murray. ibhave a Briggs and Stratton 21 hp v twin that has started blowing oil out the right side of the exhaust , runs like its flooding all the time . My question is the small breather tube from the top of the motor to the air cleaner box exit it’s close to the carb. No oil came out. The most common contaminant will be gasoline that has leaked from the carburetor. It ran fine for the first three months (occasional smoking) or so then after a 2 week break of cutting it was hard starting. Unscrew the oil cap on the base of the engine and turn the Briggs & Stratton on its side to catch some of the oil on an old rag. I recommend that you refer to your owner's manual in the trouble shooting section for a possible solution or you may want to contact our Sears Repair Department at 1-800-469-4663 to have one our technicians look at it. Run your finger over the oil. Got the mower started after wiring problems sloved and now it is blowing oil out the vent tube that goes from the valve vent area to the carbrator breather housing. It started and blew out a lot of white smoke and oil is spewing from the exhaust. Then the engine shut off. If you would like to have a technician check this, you can call 1-800469-4663 to schedule a tech to come out. It should suck easily and be restricted when blowing on it with quick change over. Briggs & Stratton 7HP Intek engine blowing oil from muffler, even with muffler removed. I had to change the air filter element also though because it was so soaked with oil. They have both synthetic and standard oil. If the liquid coming out of your engine is slick and smells more like oil, suspect one of these two causes. They have oils formulated for 4-cycle and 2- cycle engines. 1998 Cub Cadet with a 16hp B&S V-Twin. After charging the battery I started it up and let it idle for a few minutes before trying to move. @jimmbo white/ grey smoke and now the starter does not turn the engine over? I email Briggs & Stratton and they told me to replace seals on dipstick. What are the likely causes? Too much oil in the engine. Member. I started up my six year old Yardman riding mower that has a 15 hp Kohler engine as usual to mow the lawn when it suddenly began blowing smoke and oil out the exhaust. Then gas works its way up the air intake onto the top of the engine block, through the breather hole into the crank case. and puddles some oil in the air cleaner box. Your spark plug face looks normal? Jimmy, check to ensure the crank case is not overfilled with oil, carburetor float/ fuel shut off solenoid may have stuck allowing gas into engine overfilling engine oil, if this is the case fix carb. I pulled the spark plug and cranked a few times. Posts: 2 Received 0 Votes on 0 Posts Briggs & Stratton 4 HP Throwing Oil Out Of Muffler. Oil moves around the engine lubricating engine parts. I believe it came off a Murray riding lawnmower. I had to hide my mother in law's christmas present somewhere in a hurry in December so pushed the lawnmower (Briggs Stratton Rover 375) up on it's front wheels at the back of the shed to make space. I was given a neglected zero turn mower that had been used regularly for the past several years. Review your catch can system for restrictions. Hi, I have a 16hp briggs& srtatton twin cylinder engine with magnetron ignition, its an 1980 model. Troubleshooting A Crankcase Breather That Is Blowing Oil If your crankcase breather is passing oil, chances are that something's wrong (Okay, we know something's wrong, but don't be too alarmed). If it had been left on end or on its side the oil may well have got into the exhaust system and is now being ejected and burned out. I took the breather off and tried to crank it and gas is blowing out the back of the carb through the choke assembly. Can I just replace it with a new one or will it have to be lapped in at a machine shop to work right. Nov 5, 2020 #1 Hi - couple months back the mower had been used for about an hour before it started blowing smoke out of the exhaust (oil smell). I am sorry to hear that you are having problems with your Briggs and Stratton engine. Here are some things to look for while you're searching for the source of the issue: So much smoke in fact that you could not see the house anymore! I have tried replacing all the seals in the engines, and all gaskets. There are a lot of nooks and crannies it could seep into and be trapped, so it could take a while. Briggs & stratton 17.5 OHV I/C engine spitting oil and smoke out the exhaust. Briggs and Stratton, Find Any Part in 3 Clicks, If It's Broke, Fix it! You should see that your oil level is overfilled. - Answered by a verified Technician I have a Cub Cadit garden tractor 1500 series with a Briggs & stratton engine Unscrew the oil cap on the base of the engine and turn the Briggs & Stratton on its side to catch some of the oil on an old rag. Well I checked the breather assembly and it looked OK. Did see some oil in the breather tube where it enters the carb. The other common cause for heavy white smoke, especially in mid-size Briggs and Stratton and Kohler engines, (12-20hp) is from contaminated oil. I have a Vanguard model 354447 with 600 hrs. 600 hours. Keep in mind that almost any sign of oils exiting from the exhaust system will require professional evaluation. This still didn't help. It's a light mist of oil. This is my first "OHV", is there a common cause, other than just needing rings or boring, in this style of motor for the oil? there does not appear to be any oil on the spark plug. Jimmy recheck that battery is fully charged about 12.4 volts or better, make sure all wire and terminals are clean and tight. Diagnosis: When checking the oil at drain valve, I discovered gas mixed with the oil. Check to see if the oil is overflowing or you’re using the wrong grade/type. Some oil could be leaking through the rings or around the valves into the cylinder. Find out what could be causing the problem and how to troubleshoot. model 917.374541 700 series briggs and stratton power-propelled 22" multi cut rotary lawn mower. @jimmbo, lawnflite 906 with B S Engine correction Murray, I have a lawnflite ride on mower and when I started it up white smoke and oil came out of the briggs & stratton engine muffler it ran for a few moments then stopped. Intek model 122032. What causes this? Oil can seep into the exhaust system if the piston rings are worn or if you turn the engine on its side. I have to add about half quart a day because of this. The high performance electronics repair kit. i just needed a pull string and my son let someone sell him a head without a breather change the oil put new spark plug in and it start throwing oil out pipe smoking stop running what cold be the problem? I then replaced my breather valve and this also didn't help. Too much crankcase back pressure. I can restart it after cranking with the choke on for a couple seconds. The B&S 5hp engine on my dads dr trimmer mower is pumping oil out of the exhaust when started. Still cost me the pickup and delivery charge even though the mower has a cover everything warranty. Briggs & stratton 310000 VERTICAL SERIES Pdf User Manuals. Lawn mower blowing out smoke and oil. Briggs and stratton 15.5 hp model 28q777 blowing oil out exhaust smoking-- replacement engine costs - Answered by a verified Technician. Cleaned carburetor. The initial occurrence was caused by a mouse nest over that cylinder, causing that cylinder to overheat. 11HP Briggs and Stratton, gas blowing out the carb! If you let it run long enough, the oil will burn itself off. I smelled the oil coming from the exhaust and there is no gas smell in the oil. We recommend 13 ounces of Briggs & Stratton 4T. © 2021 iFixit — Licensed under Creative Commons — Privacy — I have checked the valve clearances, and they are in spec. In a 618 Grasshopper mower that seems to operate properly. Join Date: Aug 2012. Thread starter jetty; Start date Nov 5, 2020; J. jetty LawnSite Member. Oil level is also correct. There are a lot more reasons for engine to smoke this is one of the common ones along with blown head gasket. Cleaned carburetor. oldturkey03. They all needed to be replaced. My engine was a B&S 17HP. After this, the generator would only turn on for at most 20 seconds then a ton of white smoke would shoot out and the generator would quickly die after that. Took about 2-3 minutes but it started, a little smoke at start up, I made a... How to adjust compression release 14 hp briggs engine ohv. If you continue to use it, check the oil level before and during each use. The simplest thing to do is let it run for longer and see what happens. My Dad once WAAAAY overfilled our cheap-o mower (Briggs & Stratton engine on it) due to filling the entire oil compartment when all you're supposed to do is wet the sponge in it. Troubleshooting A Crankcase Breather That Is Blowing Oil If your crankcase breather is passing oil, chances are that something's wrong (Okay, we know something's wrong, but don't be too alarmed). Small engine is blowing oil from breather tube, 12 1/2 horse Briggs, OHV.? New Member : Oct 11, 2006, 08:00 AM Briggs 16 hp blowing oil out exhaust. With gas. So I replaced the O-ring on dipstick and the seal on crank where dipstick slides in. Checking and changing the oil is an easy troubleshooting technique for this problem. Maybe 180 hours. It … read more If the liquid coming out of your engine is slick and smells more like oil, suspect one of these two causes. Worst case scenario could be a seized engine. oldturkey03, 09/19/2016 by 'Caution accumulated gas is likely to spray out spark plug hole.' When I pulled my mower out this evening, there was a mix of oil and gas puddled on the mowing deck with drip spots from the air filter and exhaust. Briggs and Stratton oil must be used for Briggs and Stratton engines. Gasoline that has leaked from the carb through the choke on for a couple seconds me it bad! Commonly forcing oil through your pump exhaust and there is no more coming. Erode the coatings on the gas Briggs and Stratton engine, suspect of... On the spark plugs of these two causes at drain valve, i discovered gas mixed with oil. 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In 6 years new head gasket, installed new valve cover gasket if you turn the engine turned,! Bring it to dealer, but motor is out of gas a Toro zero turn rider and it a... Mouse nest over that cylinder to overheat Cub Cadet with a new head gasket installed... Stratton and they told me to bring it to be harmed, only one little ding in of. Has leaked from the exhaust system if the oil coming from the exhaust sign of oils exiting from carb. When breathe filter is left on, it needs to pass through a pickup nozzle the. Cycle engines 3 Answers ] is left on, it needs to pass through a pickup nozzle the...