"My Briggs & Stratton 3.5 HP engine's carb keeps leaking gas even after the carb has been rebuilt twice. There is also an earlier version not often seen whose model number begins 1007 If the parts you need are not listed, please use the link button at the bottom of this page. The fuel float is not the only problem the carburetor can develop, which may cause the lawnmower to leak gas out of the air line. Cleaning or replacing your carburetor or fuel float may be necessary, but make sure to understand how to troubleshoot or service carburetors before taking action. 16 HP Briggs & Stratton Engine Dumping Raw Fuel and Blue Smoke May 03, 2012 12:29PM IP/Host: ---.unknwn.ab.dh.suddenlink.net Registered: 8 years ago Posts: 1 Friends, I'm in need of some advice. If you have a Briggs & Stratton Quantum lawnmower and notice gas leaking near the air filter, there is a problem with how your engine is processing gas. Fuel Float Issue: Designed to maintain pressure inside the carburetor by closing off the system at a certain fuel level, the fuel float can become stuck, resulting in gas escaping from the carburetor into the vent tube & air filter I filled the gas tank out and found out that gas is leaking out through the air filter. I have" repaired " several of these returned to our local big box store. Gas that's leaking from the air filter may indicate that the valve is not working correctly. Gas leaks around the lawn mower air filter can indicate your engine valves are not working properly. The choke linkage will slide out of a bracket the end with a long loop. Sometimes fuel lines simply become too old to properly carry fuel without cracking and leaking. - Answered by a verified Technician WARNING: Fuel and its vapors are extremely flammable and explosive. Changed fuel filter, installed a new head gasket, installed new valve cover gasket. Find all Engine Safety Warnings. I did check my fuel and it is fine. Air filters need to be replaced regularly and if clogged, they will prevent the engine from running. What could be causing this? Briggs and Stratton Quantum engines are side valve, have paper air filters, a plastic fuel tank and their engine model numbers begins with 12. HOODELL 10 Pack 491588S Air Filter + 394358 Fuel Filter for Briggs and Stratton 491588 4915885, Toro 20332, Craftsman 33644, Pro Performance for Push Lawn Mower 4.8 out of 5 stars 251 $12.99 $ 12 . If your fuel filter has become blocked by debris or the fuel line connections are failing, gas may start leaking from the mower. Pull the dipstick out of the tank and inspect the area around the base of the fill tube. model 917.374541 700 series briggs and stratton power-propelled 22" multi cut rotary lawn mower. It may be staying open all the time, allowing gas to leak out. The engine runs for several seconds (sounds good) if I pour gas on the air filter and place it back on top of the carb. This replacement part is sourced from original equipment manufacturer for use with Briggs and Stratton engines. 1,667 results for briggs stratton gas filter ... New listing 4 OEM Briggs & Stratton AIR FILTER+PRE-CLE ANER For Series 775-1000 Engines NEW. Oil leak from Briggs and Stratton engine. I have oil leaking in the air filter area of my Briggs & Stratton pressure washer, model 020306, 2550psi 6.75hp. Gas leaks around the air filter usually indicate problems with valves inside your engine and how it is processing gas. You've Achieved Free Shipping! Check for any signs of valve damage that could prevent it from automatically closing when the engine stops running. Always handle fuel with extreme care. Step 2: Clean the Carburetor. I filled the gas tank with gas and it started to "piss" out of the hole in the primer bulb. It appears to be leaking a bit of gas inside the air filter housing, which is dripping out the bottom of the housing onto the deck. We make fixing things easier! Wasn't the hole. Cleaning the float and carburetor and replacing or cleaning the fuel filter can help resolve this problem. Read below to learn what specifically could be causing your lawn mower and small engines to leak gas through the vent tube and air filter. OK heres my problem I have a Briggs and stratton 11hp engine on a murray riding mower, it has very little use and was given to me by my uncle who ran it on with to much oil. If overfull due to gas in crankcase, the engine may or may not start alright, but shortly after starting oil will start blowing out through the crankcase vent due to the oil level in the engine not allowing the chamber to drain. I have a Briggs & Stratton engine on an older MTD mower. I have a Quick 36 Mower with a B&S 16 HP engine, ELS465, Engine# 28CH770112E1. C $40.69; Buy It Now +C $28.19 shipping; From United States; Genuine OEM Briggs & Stratton FILTER (5 X 591583) Part# 4269 . You may need to replace this valve to keep it from sticking again since this problem often indicates a worn-out valve that will continue to fail more frequently. https://www.facebook.com/cantkillmeehttps://www.patreon.com/RJkillhttps://killingme1990.wixsite.com/rjshop Gas sprays out of the primer bulb and out thru the air filter. Your order is not eligible for free shipping as it contains an item that must ship freight. If the fuel float becomes stuck, a problem similar to a stuck shutoff valve will occur. So I bought a used lawnmower - LawnMan 1999-2000 model. See an authorized dealer or contact Briggs & Stratton if you are unsure of any procedure or have additional questions. I have gas leaking onto the air fliter on 6.5 HP Briggs-Stratton engine, yard machine mower, model 123K02/0193E1/050608FB. When mowing recently, gas starting pouring out of the air filter. 799868 Carburetor with Air Filter Spark Plug Tune Up Kit replaces for Briggs & Stratton Craftsman 694882, 698444, BS-799868, 498254, 798170, 498170, 49-817-0, 497347, 498966 and 497314.4-7 hp Engines 4.5 out of 5 stars 173 The result is fuel leaking from the filter and a float that needs to be cleaned or replaced. For engine inspection or gas leak help, contact one of our, 6 Reasons Why To Choose a Briggs & Stratton Engine. Your Account. He works on business and technology topics for clients such as Obsessable, EBSCO, Drop.io, The TAC Group, Anaxos, Dynamic Page Solutions and others, specializing in ecology, marketing and modern trends.