Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_18 ( displacement_ VARCHAR, _configuration VARCHAR, emissions_co2 VARCHAR )

### Question ###
What is the displacement & configuration with CO2 of 204 g/km emissions?

### Accurate SQL ###

SELECT displacement_ & _configuration FROM table_name_18 WHERE emissions_co2 = "204 g/km"