Lap Time Comparisons
 by Dick Pong

  Toyota Atlantic 2000 Champ Car ALMS / FIA SC Group C / IMSA GTP Dallara Nissan 2002 Formula 1
Estimated gap to a 2002
F1 car at Road Atlanta		  + 14s  + 3s  + 10s  + 7s + 10s  -----
Portland (1.969-mile) 1:06.749 ('02 Swift) 57.738 ('00 Reynard) 1:04.121 ('01 Panoz) 1:00.354 ('92 Toyota) ----- -----
Road Atlanta (2.540-mile) 1:14.0 (est) 1:03.0 (est) 1:10.379 ('00 Audi) ----- ----- -----
Mid-Ohio (2.258-mile) 1:16.319 ('93 Ralt) 1:05.347 ('00 Reynard) 1:14.169 ('02 Audi) 1:09.856 ('92 Jaguar) ----- -----
Laguna Seca (2.238-mile) 1:18.755 ('97 Ralt) 1:07.722 ('00 Reynard) 1:15.028 ('00 Audi) ----- ----- -----
Donington (2.500-mile) ----- ----- 1:21.122 ('01 Audi) 1:15.285 ('92 Peugeot) ----- 1:10.458 ('93 Williams)
Jarama (2.393-mile) ----- ----- 1:22.285 ('01 Audi) ----- 1:22.128 ('02) -----
Magny-Cours (2.640-mile) ----- ----- 1:27.715 ('02 Dome) 1:16.415 ('92 Peugeot) 1:25.764 ('02) 1:11.985 ('02 Williams)
Montreal (2.709-mile) 1:32.280 ('02 Swift) 1:18.959 ('02 Lola) ----- ----- ----- 1:12.836 ('02 Williams)
Tire Compound Hard Medium Soft Soft Medium Medium
Rear Wheel Width 14 in. 14 in. 14.5 in. 15 in. 13.7 in. 13.7 in.
Rear Tire Diameter 24 in. 28 in. 28.5 in. 28.5 in. 26 in. 26 in.
Traction Control No No ('00) No No No Yes
Aerodynamics Large Tunnels Small Tunnels Flat Bottom + Diffuser Large Tunnels Small Tunnels Flat Bottom + Diffuser
Engine Output 240 hp / 140 lb.ft 950 hp / 400 lb.ft 650 hp / 530 lb.ft 750-850 hp / 350-600 lb.ft 415 hp / 280 lb.ft 850 hp / 350 lb.ft
Weight [car+driver (70kg)] 574 kg 770 kg 970 kg 820 - 900 kg 635 kg 600 kg
Power to Weight Ratio 0.42 hp/kg 1.2 hp/kg 0.67 hp/kg 0.93 hp/kg 0.65 hp/kg 1.4 hp/kg
Cost (chassis + engine) US$ 0.16 million US$ 1 million US$ 1 million US$ 1.5 million US$ 0.18 million US$ 3 million
Chassis Ralt RT41 / Swift 014 Penske-Reynard 2K1 Audi R8 Peugeot / TWR / Eagle Dallara SN01 Williams FW24
Engine Toyota Inline 4 Honda V8 Turbo Audi V8 Twin Turbo Peugeot / Ford / Toyota Nissan V6 BMW V10
Tires Yokohama Firestone Michelin Michelin / Goodyear Michelin Michelin
Comment No pit stops. 2000 Penske-Reynard Audi is faster Peugeot is faster Dallara Nissan costs 2002 Williams is faster
    is faster than 2002 Lola. than Dome. than Toyota & Jaguar. less than F3000. than 1993 Williams.
Reference toyotaatlantic.com cart.com imsaracing.net wspr-racing.com opentelefonica.com forix.com
  Toyota Atlantic CART Champ Car ALMS / FIA SC Group C / IMSA GTP Dallara Nissan Formula 1
Estimated gap to a 2002
F1 car at Road America		  + 28 s  + 7 s + 19 s  + 14 s + 22s  -----
Barcelona (2.938-mile) ----- ----- 1:33.632 ('02 Dallara) ----- 1:31.213 ('02) 1:16.364 ('02 Ferrari)
Silverstone (3.194-mile) ----- ----- 1:37.030 ('00 Lola) ----- ----- 1:18.998 ('02 Williams)
Monza (3.600-mile) ----- ----- 1:40.474 ('01 Reynard) ----- 1:39.507 ('02) 1:20.264 ('02 Williams)
Mexico City (2.750-mile) ----- 1:25.941 ('02 Lola)   ----- ----- -----
Suzuka (3.640-mile) ----- ----- ----- 1:43.957 ('92 Peugeot) ----- 1:31.317 ('02 Ferrari)
Road America (4.048-mile) 2:01.110 ('02) 1:39.866 ('00 Reynard)
[Handford Wing]		 1:52.166 ('02 Audi) 1:47.913 ('92 Toyota) ----- -----
Spa (4.324-mile) -----   2:07.704 ('02 Dome) ----- ----- 1:43.726 ('02 Ferrari)
Nose High Low Low Low High High
Underbody Large Tunnels Small Tunnels Flat Bottom + Diffuser Large Tunnels Small Tunnels Flat Bottom + Diffuser
Rear Wing 2-tier 1-tier 1-tier 2-tier 2-tier 2-tier
Brakes Cast Iron Cast Iron Carbon-Carbon Carbon-Carbon Cast Iron Carbon-Ceramic
Wheel Diameter 15 in. 15 in. 18 in. 18 in. 13 in. 13 in.
Gearbox Manual Manual Semi-Automatic (Audi) Manual Manual Automatic
Qualifying Engine / Brakes No No No No No Yes
Engine Output 240 hp / 140 lb.ft 950 hp / 400 lb.ft 650 hp / 530 lb.ft 750-850 hp / 350-600 lb.ft 415 hp / 280 lb.ft 850 hp / 350 lb.ft
Weight [ car + driver (70kg)] 574kg 770 kg 970 kg 820 - 900 kg 635 kg 600 kg
Power to Weight Ratio 0.42 hp/kg 1.2 hp/kg 0.67 hp/kg 0.93 hp/kg 0.65 hp/kg 1.4 hp/kg
Annual Cost (2-car team) US$ 2 million US$ 20 million US$ 10 million US$ 20 million US$ 1 million US$ 300 million
Number of tracks per year 12 20 11 9 - 12 9 17
Chassis Swift 014a Reynard 2K1 Audi / Dome Peugeot 905B / Eagle Dallara SN01 Ferrari / Williams
Engine Toyota Inline 4 Honda V8 Turbo  Audi V8 / Judd V10 Peugeot V10 / Toyota Turbo Nissan V6 Ferrari / BMW V10
Tires Yokohama Firestone Michelin / Goodyear Michelin / Goodyear Michelin Bridgestone / Michelin
Comment US$ 2.2 million prize money. 1:38.0 is possible at RA with a regular wing. Audi is faster than FIA sportscars. 1992 Peugeot is the fastest ever sportscar. US$ 1.1 million prize money. F1 engine development is very expensive.

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