Related by context. Frequent words. (Click for all words.) 61 aero package 60 racecar 59 blown diffuser 59 racecars 58 Pirelli tires 55 Pirellis 55 Roush Yates 55 aerodynamic 54 superspeedways 54 slick tires 54 aero 53 Daytona Prototypes 53 downforce 53 mile ovals 53 pit stops 52 chassis 52 Rick Ren 52 aerodynamics 52 Michelin tires 52 superspeedway 51 restrictor plate 51 Yeley 51 Evernham 51 Michelins 51 Bridgestone tire 51 Ickler 51 Dallara chassis 51 Bridgestones 51 setups 51 pitstops 51 NASCAR 51 Brumos 51 Dunlop tires 50 Bridgestone tires 50 Red Bull Cheever Racing 50 Stremme 50 GSV R 50 chief Steve Letarte 50 drivers 50 Roush 50 Ninja ZX RR 50 Winston Cup 50 Indycar 49 Goess 49 No.# Chevrolet 49 Panoz 49 IndyCars 49 restrictor plate races 49 Brett Bodine 49 Bud Shootout 49 pit lane 49 fresher tires 49 Krohn Racing 49 ZX #R 49 DP# [004] 49 Goodyear tires 49 NASCAR Nextel Cup 49 Corvette Racing 49 Nextel Cup 49 Red Bull Racing 48 Daytona 48 RB6 48 Dallara 48 Desmosedici 48 Rocketsports 48 Ohlins 48 KERS 48 tire changer 48 Todd Parrott 48 Robbie Loomis 48 DBR9 48 Christijan 48 Auberlen 48 Impala SS 48 Roush Fenway 48 racing 48 drivability 48 Ganassi 48 Chad Chaffin 48 Eury Jr. 48 Kemenah 48 RC#V 48 restrictor plate tracks 47 Chad Knaus 47 Evernham Motorsports 47 Funny Cars 47 RCR 47 GAINSCO 47 Steve Hmiel 47 Pobst 47 sportscar racing 47 Greg Zipadelli 47 lappers 47 Brian Pattie 47 gearbox 47 superchargers 47 F duct 47 Grand Am 47 SpeedSource 47 chief Darian Grubb 47 Daytona Prototype