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700 rpm rough idle. when cold really rough when warm its better. reason to me is its hotter to burn the gas. ordered a new 02 sensor. it looks org. lots of black smoke when cold. (rich) new plugs cap rotor wires. I change them after replacing head gasket. ran changed again and they were black with soot!!!! really rich.
iac motor


it dosent have to be surrounded by water to be an island