Watching the Great American Race yesterday, I couldn’t help but notice that Ask.com has tuned into NASCAR in a big way. Sure enough, it turns out that Ask.com has signed a big deal with NASCAR: Ask.com, a leading search engine and an operating business of IAC, announced Wednesday it has entered into partnerships with NASCAR, NASCAR.COM and Hall of Fame Racing. Under the terms of the partnership with NASCAR, Ask becomes the Official Search Engine of NASCAR, with category exclusivity and a broad set of promotional rights in order to reach the sport’s estimated 75 million loyal fans. In addition…