What are the typical repair costs associated with issues that cause carbon fouling?

Jun 11, 2015 ... ... spark plugs to use to avoid fouling? Back to Top. Direct Link ... So hotter plugs and carbon deposits could cause you pre-ignition and ping. ... spark plug because the exhaust smelled quite rich. The plug (original Bosch WR7 DDC4 with two earth points) was heavily fouled with carbon. I cleaned it up ... Aug 20, 2014 ... So basically the problem is the same as what my friend experienced. What is not the cause in my opinion: Compression. 6 bar on both sides. It ... It has a Crane HI-6 ignition and MSD Dist." Well, if it's fouling plugs, (assuming the fouling is from gasoline and not oil, such as caused by bad rings or ... Apr 29, 2012 ... Thanks Jim. I'll check the air control cable. That sounds like a likely cause. There seemed to be good tension at the lever but of course that ... Nov 28, 2022 ... I just changed my own spark plugs, and it seems they are Carbon fouled. ... I don't think the condition on these plugs would cause any harm to the ... Feb 2, 2019 ... Carbon is relatively conductive and a thick enough coating will cause a voltage loss across the spark plug gap (=weaker spark = more fouling = ... ... carbon fouled, but the other plugs were normal (according to my plug chart). What could be causing plug #1 to carbon foul? -- bad plug? incorrectly set ... A poorly performing fuel pump can cause spark plugs to foul. The plug will have a dusty layer of black carbon deposits. 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 ...