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_43 (year INTEGER, entrant VARCHAR, engine VARCHAR)
### Question:
How many years did Barclay Nordica Arrows BMW enter with Cosworth v8 engine?
### Answer:
SELECT SUM(year) FROM table_name_43 WHERE entrant = "barclay nordica arrows bmw" AND engine = "cosworth v8"