Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_6 (year VARCHAR, engine_s_ VARCHAR)
### Question:
Which year has an Engine(s) of yamaha v8?
### Answer:
SELECT year FROM table_name_6 WHERE engine_s_ = "yamaha v8"