IRL Menards Infiniti Pro Series�2003 champion Mark Taylor and Menards Infiniti Pro Series veteran Ed Carpenter will drive in the IndyCar Series full time this year, while Kosuke Matsuura and Darren Manning are newcomers to the IRL. Bryan Herta rejoins Andretti Green Racing in a full-time capacity, and Alex Barron rejoins Red Bull Cheever Racing. Buddy Rice, who had a number of rides in 2003, will be the substitute driver until Kenny Brack completes his rehabilitation from injuries suffered in the season finale in October.