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_8 ( engine VARCHAR, year VARCHAR, power VARCHAR )

### Question ###
Which Engine has a Year that's Larger than 2006 and Power of BHP (KW)?

### Accurate SQL ###

SELECT engine FROM table_name_8 WHERE year > 2006 AND power = "bhp (kw)"