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_60 ( fuel_system VARCHAR, model VARCHAR )

### Question ###
What fuel system does the diesel engines model have?

### Accurate SQL ###

SELECT fuel_system FROM table_name_60 WHERE model = "diesel engines"