Clash, held at Daytona International Speedway at the start of the season, and the All-Star Race, held at Texas Motor Speedway midway through the season. Both events carry a hefty purse of over US$1,000,000. NASCAR has also held exhibition races at Suzuka Circuit and Twin Ring Motegi in Japan and Calder Park Thunderdome in Australia. Other historical examples of non-championship races include the Marlboro Challenge in IndyCar racing and the TOCA Touring Car Shootout in the British Touring Car Championship. Until the mid-1980s there were a significant number of non-championship Formula One races. The National Hot Rod Association Pro Stock teams will have a preseason drag meet held before the traditional start in Pomona. The Pro Stock Showdown is a preseason drag meet held for the Pro Stock teams held at The Strip at Las Vegas Motor Speedway. Sumo In sumo wrestling, official tournaments (honbasho) are held 6 times per year, in the cities of Tokyo, Osaka, Nagoya, and Fukuoka. In between the tournaments, regional tours known as jungyō (巡業) are undertaken to bring sumo wrestling to more regions of Japan. In addition to exhibition bouts, there are "demonstrations of hairdressing, comedy sumo and sumo singing", as well as opportunities for fans to meet with wrestlers and for sumo stables to find new recruits. See also Criterium Sparring References External links All-Time ABA vs. NBA Exhibition Game Results Remember the ABA – article about NBA vs. ABA exhibitions College Basketball Exhibitions: No Longer Open Season CollegeHoopsNet, 16 November 2004 – article about the 2003 NCAA ruling Terminology used in multiple sports Association football terminology