What Are They Called? Big Ass Fans. What Do They Make? Big Ass Fans! Who Are We Fans Of? Big Ass Fans! May 19, 2014 The RacingJunk Editors 0 RacingJunk.com and industrial and commercial fan producer, Big Ass Fans, have teamed up this summer to give away a Yellow Jacket portable fan to one lucky winner in the “RacingJunk.com 2014 Beat the Summer Heat With a Big Ass Fan” contest.