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1967 1969 2002 2003 2004 2005 GC21 (info)

GC21 2003


Round Date Race State Practiced Started Classified
1 23.3.2003 GC21 Fuji J 6 6 6
2 4.5.2003 GC21 Fuji J 7 7 5
3 15.6.2003 GC21 Fuji J 7 7 6
4 3.8.2003 GC21 Fuji J 7 7 7
5 15.9.2003 GC21 Fuji J 7 7 6

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GC21 Round: 1

GC21 Fuji

Fuji Champion Race Series Round 2, Fuji Speedway Date: 23.3.2003

Practiced:6
Started:6
Classified:6

Circuit lenght: 4,400 km Race distance: 66,000 km Winner's average speed: 173,377 km/h

Fastest lap:Atsushi KatsumataNo. 62GC21 Toyota1:28,897178,184 km/h(lap 11)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 18 Shinsuke Yamazaki (J) GC21 Toyota Aim Sports 15 0:22:30,409 1. 1:30,998
2. 10 Naozumi Itou (J) GC21 Toyota 15 0:23:03,976 3. 1:35,290
3. 14 Hiromi Kozono (J) GC21 Toyota 15 0:23:20,988 5. 1:38,331
4. 5 Katsuaki Kubota (J) GC21 Toyota Nova Engineering 15 0:23:24,168 4. 1:36,636
5. 11 Toshiharu Sekiguchi (J) GC21 Toyota 14 0:22:34,708 6. 1:39,953
6. 62 Atsushi Katsumata (J) GC21 Toyota R&D Sport 11 2. 1:31,274

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GC21 Round: 2

GC21 Fuji

All Japan GT Fuji 500, Fuji Speedway Date: 4.5.2003

Practiced:7
Started:7
Classified:5

Circuit lenght: 4,400 km Race distance: 66,000 km Winner's average speed: 171,682 km/h Attendance: 66000

Fastest lap:Atsushi KatsumataNo. 62GC21 Toyota1:30,39175,241 km/h(lap 8)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 18 Shinsuke Yamazaki (J) GC21 Toyota Aim Sports 15 0:22:58,458 2. 1:29,876
2. 14 Hiromi Kozono (J) GC21 Toyota 15 0:23:43,438 5. 1:31,624
3. 5 Katsuaki Kubota (J) GC21 Toyota Nova Engineering 15 0:24:04,534 4. 1:31,508
4. 11 Toshiharu Sekiguchi (J) GC21 Toyota 15 0:24:20,678 7. no time
5. 33 Kazuhiko Yatsu (J) GC21 Toyota 14 0:23:03,620 6. 1:34,693
Did not finish:
62 Atsushi Katsumata (J) GC21 Toyota R&D Sport 8 Accident 1. 1:29,381
10 Naozumi Itou (J) GC21 Toyota 1 Off course 3. 1:31,256

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GC21 Round: 3

GC21 Fuji

Super Tec, Fuji Speedway Date: 15.6.2003

Practiced:7
Started:7
Classified:6

Circuit lenght: 4,400 km Race distance: 66,000 km Winner's average speed: 117,952 km/h Attendance: 30000

Fastest lap:Naozumi ItouNo. 10GC21 Toyota1:37,246162,886 km/h(lap 14)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 5 Katsuaki Kubota (J) GC21 Toyota Nova Engineering 15 0:33:26,375 3. 1:32,893
2. 18 Shinsuke Yamazaki (J) GC21 Toyota Aim Sports 15 0:33:47,545 2. 1:30,715
3. 33 Kazuhiko Yatsu (J) GC21 Toyota 15 0:33:50,337 6. 1:35,540
4. 11 Toshiharu Sekiguchi (J) GC21 Toyota 15 0:33:50,916 7. 1:36,089
5. 62 Atsushi Katsumata (J) GC21 Toyota R&D Sport 15 0:34:32,263 1. 1:30,666
6. 10 Naozumi Itou (J) GC21 Toyota 14 0:33:23,011 5. 1:33,094
Did not finish:
14 Hiromi Kozono (J) GC21 Toyota 4 Off course 4. 1:33,031

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GC21 Round: 4

GC21 Fuji

Japan Special GT Cup, Fuji Speedway Date: 3.8.2003

Practiced:7
Started:7
Classified:7

Circuit lenght: 4,400 km Race distance: 66,000 km Winner's average speed: 172,794 km/h Attendance: 51000

Fastest lap:Atsushi KatsumataNo. 62GC21 Toyota1:30,727174,590 km/h(lap 12)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 62 Atsushi Katsumata (J) GC21 Toyota R&D Sport 15 0:22:49,588 1. 1:30,041
2. 18 Shinsuke Yamazaki (J) GC21 Toyota Aim Sports 15 0:23:09,935 2. 1:30,562
3. 10 Naozumi Itou (J) GC21 Toyota 15 0:23:18,781 3. 1:31,885
4. 5 Katsuaki Kubota (J) GC21 Toyota Nova Engineering 15 0:23:38,502 5. 1:32,330
5. 33 Kazuhiko Yatsu (J) GC21 Toyota 15 0:24:03,782 6. 1:34,503
6. 11 Toshiharu Sekiguchi (J) GC21 Toyota 13 0:22:50,722 7. 1:35,591
7. 14 Hiromi Kozono (J) GC21 Toyota 12 0:24:03,958 4. 1:32,051

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GC21 Round: 5

GC21 Fuji

Fuji Speedway Finale, Fuji Speedway Date: 15.9.2003

Practiced:7
Started:7
Classified:6

Circuit lenght: 4,400 km Race distance: 66,000 km Winner's average speed: 173,251 km/h Attendance: 46000

Fastest lap:Shinsuke YamazakiNo. 18GC21 Toyota1:30,654174,730 km/h(lap 13)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 18 Shinsuke Yamazaki (J) GC21 Toyota Aim Sports 15 0:22:51,418 7. 8:29,513
2. 62 Motohiko Isozaki (J) GC21 Toyota R&D Sport 15 0:23:03,730 1. 1:30,540
3. 5 Katsuaki Kubota (J) GC21 Toyota Nova Engineering 15 0:23:21,449 2. 1:31,678
4. 10 Naozumi Itou (J) GC21 Toyota 15 0:23:31,190 3. 1:31,769
5. 14 Hiromi Kozono (J) GC21 Toyota 15 0:23:50,419 4. 1:32,503
6. 11 Toshiharu Sekiguchi (J) GC21 Toyota 15 0:24:02,376 5. 1:33,306
Did not finish:
33 Kazuhiko Yatsu (J) GC21 Toyota 5 Gearbox 6. 1:33,408

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Last update: 2.10.2005


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