Dover NASCAR Happy Hour Practice Speeds and Ten Lap Averages Dover NASCAR Happy Hour Practice Speeds and Ten Lap Averages (PDF) Missed Dover Happy Hour Practice? Read our Dover Happy Hour Practice Notes [themify_box]Don’t be a pretender, become a contender and get the ifantasyrace advantage. Join Now![/themify_box] Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to email a link to a friend (Opens in new window) Related