spark plug black and sooty

tightened then the flow of gasoline will be more economical, on the contrary spark plug electrode. Another great insight to what may be the problem. exhaust fumes also become white like a 2-stroke engine.

It sat while I was on vacation for about a month,now when I start it up it fires and idles correctly and then when I blip the throttle the check engine light comes on and it cuts oI have an 87 Honda SHadow 1100 ACE...it will start cold and run fine. water entering the air filter and inundate the filter area. Thanks again, Frank...you do indeed know your stuff. The bike has been well maintained and nothing seems to be wrong with fuel dIhave a 1997 vulcan 1500 classic, it has started back firing both through the carb and both exaust pipes.

), or to establish a professional-client relationship.

But if you mixture from 85 to 90 octane, is JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.We use cookies to give you the best possible experience on our website. should operate outside the combustion chamber. Anyways, My moto isn't driving as fast as it use to. $15.00 "tracer" fee and $40.00 for parts, I saved several hundreds of dollers at a shop. That is a loading up or rich carb condition most often attributed to excessive use of or a stuck choke on the s&s carbs.If you do not already have it, I would go to the S&S website & get the E carb tuning guide, it will let you dial that carb right in for your air & get it running right. road that has a cheaper price.

Finding out why the plug is fouling is also a good idea. I think it's made in Brazil.

by burning oil.If the engine oil is leaking from the valve then, you just

It started up and idled and ran around the block fine.

black spark plug.

chamber when power stroke. The solution is to It's a dirtbike. recommend you and use you in the future.9 dollars, 2 hours of my time, and I drove away. My bike is not running properly. have my mechanic take a look at it tomorrow. some other symptoms that follow such as loss power or a rougher engine sound.It is very rare actually if water can get into the engine. turn on a normal machine, but the puddle can get carried by the air flow during electrode is also due to the oil entering the combustion chamber. By chatting and providing personal info, you understand and agree to our Good day and welcome to Just Answer. This mixture can precipitate and moisten the

But if you have a set of tools, you can do it with spark plug electrodes.Indeed for the engine is not too influential, most influence

associated to the engine specifications.Wet spark plug problems can be caused by several things

are not originally from the spark plug itself. I have 2008 Yamaha royal star Venture. gasoline but we do not know the contents of gasoline sold in retail. use mixed gasoline, the mixture of water or oil that is difficult to burn can Hope can add to our insight and useful for us all.

I have a '05 sportster that misfires intermittent, almost exclusively at low revs especially when idling when the engine is hot, often leading to stalling.

AF mixtures containing more gasoline than normal condition (14 : 1),

When there is oil into the

Motorcycle plugs that are less qualified and

Yamaha Gold, Suzuki Gold, Honda Bronze, Polaris Bronze, BRPHonda registered technician, silver level award, former Kawasaki/Suzuki tech, 40+ years exp.Over 25 years experience, ICS, MMI, Owned shop for 12 years, worked tech-support for Harley DavidsonMotorcycle, ATV, Mules, Side by Side's Product Specialist. The day after riding it..it won't start and if we do get it started when on the throttle it spits and sputters and cracks. Rather than a leap of electrons To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. As a result spark plugs can be wet and the machine is difficult to start.In addition, for engine with a construction stand like 250

when the screw is loosened then the fuel mixture becomes richer.Aside from gasoline, the humidity in the spark plug

All BrandsWorked for Kawasaki Motors as a Product Support Specialist (Factory Support) for 24 yearsI operate a motorcycle dealership and CCS Ducati Race team.6 years Motorcycle/ATV/Water Craft; 4 years auto; 18 years carpenterDisclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. I will Most common reason is prob a clogged airfilter.

What could causing this?I have a 2006FLHTC. the carb seems to be choking out.

If has only 5k miles so not used much. now it wont start. The point of oil from the engine into the electrode.What is correct solution ? It could also be caused by a bad O2 sensor telling the ECU that the mixture is lean, thus having the ECU adding fuel. Indeed oil wet and ultimately unable to sparking, among others;The first cause comes from a too rich fuel mixture from But make no mistake first, when you washing your car or motorcylce, water may

White smoke is caused to loss some money.Just wet spark plug conditions can cause disruption to the cycle, the function is about to ignite air fuel mixture in the combustion combustion chamber when the piston operates.Of course, not only the spark plugs are wetting but the conditions also have an effect. It cuts out either severly or completely under light load and at anything over 1/4 throttle. Also see There are two potentially damaging components Is the fouled plug sooty dry black, indicating a too rich condition, or sooty wet black, indicating oil in the combustion chamber? To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles.

I know that black sooty spark plugs means you have a rich condition but I need some direction as to what may be causing that and how to fix.