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The end result is about a 5-mile per hour (8-kilometer per hour) increase in speed for each car in the draft. As a result, the lead car is hit with the most air resistance and the drag on the trailing car is significantly reduced., Most types of drafting are allowed in NASCAR. The trick to drafting is to figure out the person in front of you and use their car to push the air away. But since we're not all a bunch of Einsteins, before we get into drafting, it's important to first understand the concept of drag. If you think you can pilot a NASCAR race car around Alabama's Talladega Superspeedway at 180 miles per hour (290 kilometers per hour) with more than 40 of your closest friends and enemies hot on your tail, you'd better think again. During test sessions on the track, when Busch was pushed by his brother Kurt's Penske Racing teammate Brad Keselowski, they ran 15mph faster than single cars. NASCAR 101: Clint Bowyer breaks down drafting | NASCAR [11] Some sources say that the most common tailgating does not save gasoline even at freeway speeds because one is likely to accelerate and brake so frequently that any aerodynamic savings are lost through the brakes. Usually, most drivers choose to draft towards the end of the race and wait for a chance to pass the leading car. Drivers resort to drafting on these tracks to attain greater speed and better fuel efficiency. NASCAR racing is all about techniques and strategies and experienced driver bide their time in employing them. Earnhardt attempted to "fan" Gordon's tail -- essentially disrupt the downforce off Gordon's car and unstick his wheels by sweeping the nose of his car into Gordon's slipstream. There should be no surprises.". Here's some help to better understand NASCAR - ESPN.com In another incident in Tallagada, several truck drivers were involved in a pileup. He said the drag created by the boxy truck designs, as well as less horsepower than Cup Series vehicles, put drafting at the top of the strategy list. Or they may try to stay away from a bad pusher, like Denny. What Is Drafting In Car Racing - Metro League Neergaard, Fred. Bump drafting can enable two cars to separate themselves from the rest of the field but also entails significant risks as a bump in the wrong location (wrong location on track or wrong location on lead car) can wreck the tandem. A system that includes pit stops, fuel consumption, and drafting. Johns reportedly was in a drafting position with another driver and the lower pressure from the slipstream was so intense it sucked Johns' rear window out of his car. His average draft position was 122, meaning he was a 13th-round pick in 10-team leagues. NASCAR promptly banned tandem drafting since 2014. These are super-fast tracks with good banking on the turns where drivers can push their cars to the limit throughout the race. It also helps the leading car increase its speed by reducing the drag on the car because the trailing car gives a smooth flow to the air coming off the leading car. [8] It begins as normal drafting, but the following car pulls up behind the lead car and bumps into the rear of it, pushing the lead car ahead, to maintain momentum.