Related by context. Frequent words. (Click for all words.) 49 chassis 47 racecar 47 IndyCar Series 47 racecars 46 IZOD IndyCar Series 45 IRL IndyCar Series 45 Team Penske 45 IRL 44 Indy Racing League 44 NASCAR Nextel Cup 44 Nextel Cup 44 Hornish 44 Hunter Reay 44 restrictor plate 43 Sprint Cup 43 IndyCar 43 Rahal Letterman Racing 43 Danica Patrick 43 Sam Hornish Jr. 43 superspeedway 43 Andretti Autosport 43 Daytona 42 Scheckter 42 Tony Kanaan 42 Champ Car 42 Foyt 41 Daytona Prototype 41 Indy Pro 41 Junqueira 41 Patrick Carpentier 41 Buddy Rice 41 Reutimann 41 Infineon Raceway 41 downforce 41 Kahne 40 Grand Am 40 Ganassi 40 Nationwide Series 40 Franchitti 40 IROC 40 Homestead Miami 40 Winston Cup 40 Ryan Hunter Reay 40 paddock 40 Indy 40 ovals 40 Tagliani 40 racing 40 Ryan Briscoe 39 Wheldon 39 Jeff Gordon 39 Allmendinger 39 Vitor Meira 39 Andretti 39 racetrack 39 Helio Castroneves 39 Bruno Junqueira 39 Motegi 39 Marco Andretti 39 Busch Series 39 ARCA 39 Indianapolis Motor Speedway 39 Chicagoland Speedway 38 Rolex Series 38 NEXTEL Cup 38 ALMS 38 Rahal 38 setups 38 pit stops 38 Tomas Scheckter 38 CART 38 Kenseth 38 Nemechek 38 Marcos Ambrose 37 Truck Series 37 Laguna Seca 37 Watkins Glen International 37 Andretti Green 37 NASCAR 37 Dan Wheldon 37 Alex Tagliani 37 Kanaan 37 Boris Said 37 Watkins Glen 36 Graham Rahal 36 Mazda Raceway Laguna Seca 36 Servia 36 mile oval 36 Las Vegas Motor Speedway 36 Bridgestone tires 36 grandstands 36 NASCAR NEXTEL Cup 36 NASCAR Nationwide 36 Circuit Gilles Villeneuve 36 NASCAR Craftsman Truck Series 36 oval 36 International Raceway 36 VIR 35 acclimated 35 raceway 35 Grand Am Rolex