Patrick became the first woman to win the pole for any race on NASCAR's premier circuit and will start out front in the series' highlight race on Sunday.
Harvick won the first of the 60-lap qualifying races Thursday, holding off Greg Biffle by 0.16 seconds. Juan Pablo Montoya finished third, followed by Jimmie Johnson and Kurt Busch. Defending Sprint Cup champion Brad Keselowski finished seventh.
Michael Waltrip qualified for the race by finishing 14th in the first qualifier. The 2001 and 2003 Daytona 500 champion failed to qualify last year.
Kyle Busch claimed the second race by 0.09 seconds over Kasey Kahne. There were no caution flags in the race, which took just 46 minutes, 24 seconds to complete. It was the second-quickest Daytona 500 qualifying race in history.
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