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_20866024_3 (engine VARCHAR, model_designation VARCHAR)

### Question ###
What type of engine does the model with model designation 97F00 have?

### Accurate SQL ###

SELECT engine FROM table_20866024_3 WHERE model_designation = "97F00"