7394 Lawn Pro Community Leader Joined Sep 5, 2014 Messages 5,170 Sep 17, 2014 #11 Black on the spark plug is carbon, would suggest trying adding some Seafoam* to the Gas.. That can help clean out the carb..........
Black on the spark plug is carbon, would suggest trying adding some Seafoam* to the Gas.. That can help clean out the carb..........
