What are the different types of coolant used in vehicles?

Jan 9, 2006 ... You could end up with a large amount of carbon ... improper jetting, wrong plug, dirty air filter, low compression, poor fuel, weak spark. Mar 11, 2011 ... If the deposit is hard baked-on, black carbon, the result is indicative of use of too cold a plug. ... cause for a lot of fuel going into the mix. May 10, 2023 ... Yes - had it (and not running due spark plug) a number of times on motorcycles. Sometimes the original will work fine once started with a ... Sep 1, 2014 ... You're not doing your engine any favors like that. Smell, smell is unburned fuel mix coming out the exhaust. this is caused by mis-fire. put a ... Feb 8, 2023 ... If the spark plugs have a matte black or grey appearance, it could be carbon fouling — something typically caused by a fuel mixture that is too ... Jul 4, 2016 ... Boat: 2001 Sunsetter Lxi, Engine: Indmar 5.7L 325 Monsoon, Hours: 200+. Upon changing spark plugs, discovered 2 out of 8 plugs are fouled. Seems to be where it wants to run but plugs still foul (dark black carbon). Jets appear to respond to the lean/rich process and I think they are where they ... Oct 26, 2021 ... If you have a bad engine it can cause those issues yes , burning oil can foul plugs and damage converters also. May 12, 2006 ... ... carbon, fuel, oil or other deposits; Will cause spark to leach to metal shell...no spark across plug gap will cause a misfire; Wet-fouled ... Aug 20, 2006 ... What would cause the front cylinder spark plugs to foul heavily with carbon on my 2002 VTX 1800C? The rear cylinder plugs were ok.