|
1988 World Sports-Prototype Championship
|
Martin Donnelly
|
3
|
Sigma Automotive
|
U
|
|
|
|
|
Shuroko Sasaki
|
1
|
Sigma Automotive
|
U
|
|
|
|
|
Jochen Dauer
|
3
|
Sigma Automotive
|
U
|
|
|
|
1974 World Championship of Makes
|
Harakuni Takahashi
|
1
|
Sigma Automotive
|
U
|
|
|
|
|
Yojiro Terada
|
1
|
Sigma Automotive
|
U
|
|
|
|
|
Yasuhiro Okamoto
|
1
|
Sigma Automotive
|
U
|
|
|
|
1973 World Championship of Makes
|
Hiroshi Fushida
|
1
|
Sigma Automotive
|
U
|
|
|
|
|
Patrick Dal Bo
|
1
|
Sigma Automotive
|
U
|
|
|
|
|
Tetsu Ikuzawa
|
1
|
Sigma Automotive
|
U
|
|
|
