1983 All Japan Sports Prototype Championship

Drivers' Champion Australia Vern Schuppan Constructors' Champion Germany Porsche

Kalendarz i zwycięzcy wyścigów.

Round Circuit Date Winner Vehicle * Entrant
1Japan Suzuka International Racing Course1983.04.03 Porsche 956  Trust Racing Team
2Japan Suzuka International Racing Course1983.08.28 Porsche 956  Trust Racing Team
3Japan Fuji Speedway1983.10.02 Porsche 956 Germany Rothmans Porsche

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