How does the spark plug boot and wire connection affect spark delivery?

Jul 8, 2010 ... Carbon fouling - Dry, black sooty deposits leading to misfire and weak spark. Caused by an over-rich fuel/air mixture, faulty choke operation or blocked air ... May 31, 2018 ... 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 ... 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. It only took one change of spark plugs about 30 hours ago. Some ... A "weakness" in the ignition system will cause cause either a comeplete shut ... May 23, 2022 ... ... spark plugs, they foul badly with black carbon after only 20 ... fouling, I was hoping to rule out the original Strombergs causing the issue. Please see pic of my carbon-fouled spark plugs just taken out today ... The only two things I know of that will cause fouling like that are overly rich fuel ... May 3, 2014 ... Prevent spark plug fouling due to oil & carbon build-up. Image. Save ... I fouled out another set of plugs, What would cause this, Tried adjusting ... Sep 9, 2017 ... ... what's causing this for ages and I'm having no luck. I own a 2001 Mx5/Miata and the car is without a doubt running richer than it should (I ... 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. Aug 15, 2006 ... ... spark plugs on the L/H side.. ... If that injector is defective and either sticking open or leaking, it could be the cause of your fouled plug as ...