Does the President of the United States wear a seatbelt when riding in the presidential motorcade?
Ryan Rantz April 8, 2016 NASCAR, NASCAR 10 Lap Averages, NASCAR Average Speeds, NASCAR Practice Speeds, Texas, Texas Duck Commander 500, Texas Happy Hour Practice Speeds. Texas Duck Commander 500 NASCAR Happy Hour Practice Speeds and Averages (PDF) Missed Happy Hour?
Report Abuse. 1  Fast Race Cars. 2  This Site Might Help You. 3  For the best answers, search on this site https://shorturl.im/Uckhy.  That would depend on the type of race car you are talking 1  about. if you are talking about NASCAR, it depends on the track, but a good average would be 189 to 194, drag cars go much faster 250 to  330.