Question: Bad O2 Sensor Fouling Plugs

I Have A 2002 Yz 85 And I Keep Fouling Spark Plugs

I have a 2002 yz 85 and I keep fouling spark plugs. I have to replace the spark plug almost every time i go riding. I've been mixing the gas on a 32/1 ratio. I was using mixing yamalube oil with the gas, but a friend recommended i use chevron oil with the gas because it burns cleaner. I am wondering if anyone could tell me if there was any reason i might be fouling spark plugs so ...

What Would Cause A Distributor Cap To Keep Fouling Out

Changed plugs, wires can, cap and Taste.sehen rotorary, where dist. CAP is fouling, causing trucks to skip. ...

What Would Cause My Four Wheeler To Keep Fouling Spark Plugs

I have a 110cc four wheeler that belongs to my son, but it keeps fouling spark plugs, and sounds liks it is getting to much air????Any help is greatly appreciated...Thanks well when it is started it makes a sound like it is blowing bubbles out the tail pipe,kind of like the idle is to far apart between hits? ...

97 Saturn SL1 W/ Cylinder Fouling/ Misfire And Other Probs. What To Do

I have just been replacing the plugs often instead of facing the prob head on. Are there better sprk plugs that I should use? I try to do most work on my own and am also looking to replace some well overdue parts, pvc, egr, O2 sensor. Any info on installing these parts, other things i should do/ replace, or a location for an online engine diagram/ repair manual for 97 Saturn would br GREATLY appreciated. ...

How Do You Find Out The Right Heat Range For Spark Plugs For A 72 Chevy 350 Engine 120 Psi Of Compression

I'm having problems with it carbon fouling , loosing cylinders, rough idle in gear. Thinking it was a vacuum leak replaced the intake gasket and still having the problems. I'm thinking its either the spark plugs (R44T) or putting a hotter coil to fix the problem. Before I go buy something I don't need , Can anybody help me please. ...

My 01 Cr250r Is Fouling Up The Spark Plugs In One Day

I recently purchased a 2001 honda cr250r (2-stroke) from craigslist 3 weeks ago. it is now starting to foul the spark plugs and wont start until you clean them. the gas:oil mix is 32:1 and i noticed it has been putting out alot of smoke recently. i am going to clean the air filter. i am thinking the weather has to do with it also, the temperature is 30-40 degrees F, what else should i do? thanks! ...

Still Have A Problem With 93 Gmc Pickup. Changed The Knock Sensor And The Computer. Still Saying Sensor Bad.

93 gmc sierra k2500 new knock sensor, tpi sensor, map sensor, egr valve, fuel filter, plugs and wires, cleaned the injectors and new aic sensor along with a new ecm. code 43 still shows up saying bad knock sensor or esc. dont have the esc so i changed the computer. i also checked the knock sensor wire and it is good. if i disconnect the map sensor the truck runs better but not great plus with the map sensor disconnected ...

Why Does My Car Have A Vibration At Idle After Warmed Up

I've replaced distributor cap, rotor, spark plugs & wires. Plugs looked great, no fouling. I've added Chevron fuel cleaner. I can't reach the fuel filter to change it. The only other question I have is the air intake hose which has a tear in it. It's been sealed with duct tape for years and reinforced recently. Could that actually be the issue? The idle vibration stops if the engine is slightly revved. ...

350 Chevrolet 84 Corvette Misfires When Hot

I have an 84 Corvette that seems to run fine when cold but when it reaches operating temperature it runs rough and loses power. It was just rebuilt and may have had the problem before but it was always oil fouling plugs then. I have no ECM codes set and already replaced the ignition coil. I double checked the valve adjustment also. Any ideas? Car has dual single barrel throttle body injection. The fuel spray out of ...

Edelbrock Carburetor Acting Up

My carburetor floods my engine when I turn the engine off. It makes it hard to start because its fouling my spark plugs. I rebuilt the carburetor ive adjusted the floats and put in smaller jets because I thought it might help. It runs like its lean but when the engine is turned off it floods the engine. I get gas in the oil. I was wondering maybe the springs for the rods may be sloppy? ...