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Old 10-12-2017, 10:03 AM
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Psycho1122 Psycho1122 is online now
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Southwest VTCoA Regional Member
Join Date: Jan 2010
Location: The "Crazy" Far East part of Mesa, AZ
Posts: 909
Member #11268
If 9 out of 10 plugs are black and sooty, they are too rich and fouling. Only the one plug with the brown tint looks normal.

Tune? A/F Ratio? Engine issue? Error codes?

Like V1 said....check compression. Excessive oil blow by can cause fouling.

2005 Black RC Born on April, 22nd., 16th hour of 2005: BBK, JTSVP Gen II Shifter, JTSVP Under Drive Pulley, K&N Drop-In, Demon Coils, B&B Manifold Back Exhaust w/ Hi flow Cats, SCT Tuned by Torrie, RX Monster Catch Can, JMB QA1 "kicker" shock, Polyurethane Suspension / Sway bar Bushings, AEM Wideband, Raptor Shift Light, Dynamat Interior, JTSVP Oil Cooler lines, 70/30 DiH2O/Dexcool Mix w/ Water Wetter, ALL fluids Synthetic and a few "sneaky" aero mods

2000 ZX1270R, 200 H.P. / 111 Ft. Lbs.
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