1975 IMSA GT Championship

Champions in the overall standings

Drivers' Champion United States Peter Gregg

Champions in individual classes

Drivers' Champion United States Bob Sharp (GTU) Teams' Champion Germany Porsche (GTO) Japan Datsun (GTU) Germany BMW (TO) Japan Mazda (TU)

Kalendarz i zwycięzcy wyścigów.

Only GTU class

Round Circuit Date Class Winner Vehicle * Entrant
1United States Daytona Daytona 24 godziny1975.02.01 - 02.02GTU Porsche 911S Rusty Bond
2United States Sebring Sebring 12 godzin1975.03.21GTU Porsche 911S  Montura Ranch Estates
3United States Road Atlanta1975.04.20GTU Datsun Z  Bob Sharp Racing
GTU Datsun Z  Bob Sharp Racing
4United States Laguna Seca1975.05.04GTU Datsun 240Z  
GTU Datsun Z  Bob Sharp Racing
5United States Riverside1975.05.10GTU Datsun 240Z  Bob Sharp Racing
6United States Lime Rock Park1975.05.26GTU Datsun Z  Bob Sharp Racing
GTU Datsun Z  Bob Sharp Racing
7United States Mid-Ohio Sports Car Course1975.06.01GTU Datsun Z  Bob Sharp Racing
8Canada Mosport Park1975.06.14GTU Datsun 240Z  Transcendental Racing
9United States Daytona1975.07.04GTU Ford Escort Juan Montalvo
10United States Mid-America1975.07.20GTU Datsun Z  Transcendental Racing
GTU Datsun Z  Bob Sharp Racing
11United States Talladega1975.08.09GTU Datsun Z  Transcendental Racing
12United States Mid-Ohio Sports Car Course1975.08.24GTU Datsun Z  Bob Sharp Racing
13United States Daytona1975.11.30GTU Datsun Z  Bob Sharp Racing

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