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_1212189_1 (torque__nm__rpm VARCHAR, model_engine VARCHAR)

### Question ###
What is the torque formula for the 1.6 Duratec ti-vct model/engine?

### Accurate SQL ###

SELECT torque__nm__rpm FROM table_1212189_1 WHERE model_engine = "1.6 Duratec Ti-VCT"