MitsuStyle - View Single Post - Fun day at Moroso today 10-15-05

**Shane@DBPerformance** · 10-16-2005

The cylinder has to be firing somewhat. If it wasn't firing then it wouldn't be black. Black is usually from being excessively rich rich or oil fouling. A cylinder that isn't firing will have a plug that looks brand new, but is wet and covered with raw gasoline.

10-16-2005	#12
Shane@DBPerformance formerly ecoli Join Date: Oct 2003 Location: On the dyno Posts: 4,892	Re: Fun day at Moroso today 10-15-05 The cylinder has to be firing somewhat. If it wasn't firing then it wouldn't be black. Black is usually from being excessively rich rich or oil fouling. A cylinder that isn't firing will have a plug that looks brand new, but is wet and covered with raw gasoline. __________________ www.dbptuning.com