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_19524523_1 (champ_car_world_series__2004_2007_ INTEGER, usac__1956_1995_ VARCHAR)
### Question:
What is the most Champ Car wins for any driver with a USAC record of 2?
### Answer:
SELECT MAX(champ_car_world_series__2004_2007_) FROM table_19524523_1 WHERE usac__1956_1995_ = 2