P363 CEEFAX 363 Fri 8 Apr 21:16/35    M/SPORT: MANSELL  QUICKEST  IndyCar champion Nigel Mansell was the fastest of 20 drivers who took part in the first two days of open testing at the Phoenix Raceway. Mansell, who was injured at the Phoenix oval in Arizona last year, recorded a lap of 20.316 seconds in his Lola Ford-Cosworth. Mansell and four other drivers were all unofficially under the track $5 record of 20.833 seconds. Official practice and qualifying for Sunday's race, the second round of the 16-race IndyCar sjrieu, begins on Friday. 5-,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,. Round-up Speedway Calendar M/Cycling