1971 IMSA GT Championship
# 1971 IMSA GT Championship

The 1971 IMSA GT Series season was the inaugural season of the IMSA GT Championship auto racing series. It was for Grand Tourer-style racing cars which ran in the GTO and GTU classes, as well as former Trans Am Series cars in the TO and TU classes. It began April 18, 1971, and ended November 21, 1971, after six rounds.

## Schedule

| Rnd | Race | Length | Circuit | Date |
| - | - | - | - | - |
| 1 | Danville 300 | 300 mi (480 km) | Virginia International Raceway | April 18 |
| 2 | Carter Hall GT | 200 mi (320 km) | Alabama International Motor Speedway | May 15 |
| 3 | Piedmont 3 Hour | 3 Hours | Charlotte Motor Speedway | May 23 |
| 4 | Bridgehampton 3 Hours | 3 Hours | Bridgehampton Race Circuit | June 27 |
| 5 | Summit Point 250 | 250 mi (400 km) | Summit Point Raceway | September 19 |
| 6 | 200 Miles of Daytona Beach | 200 mi (320 km) | Daytona International Speedway | November 21 |

## Season results

Overall winner in bold.

| Rnd | Circuit | GTO Winning Team | GTU Winning Team | TO Winning Team | TU Winning Team | Results |
| - | - | - | - | - | - | - |
| Rnd | Circuit | GTO Winning Drivers | GTU Winning Drivers | TO Winning Drivers | TU Winning Drivers | Results |
| 1 | Virginia | #57 Corvette | #59 Brumos Porsche-Audi | #21 Javelin | #71 Opel | Results |
| 1 | Virginia | Dave Heinz | Peter Gregg Hurley Haywood | Robert Hennig Richard Staples | Amos Johnson Roger Mandeville Bunny Diggett | Results |
| 2 | Alabama | #57 Corvette | #59 Brumos Porsche-Audi | #21 Javelin | #21 Mini | Results |
| 2 | Alabama | Dave Heinz | Peter Gregg Hurley Haywood | Robert Hennig | Joe Richardson | Results |
| 3 | Charlotte | #57 Corvette | #59 Brumos Porsche-Audi | #21 Javelin | #64 Mini | Results |
| 3 | Charlotte | Dave Heinz Or Costanzo | Peter Gregg Hurley Haywood | Robert Hennig Bob Beasley | Anthony Milne Richard Stevens | Results |
| 4 | Bridgehampton | #18 Es-Pa Racing | #59 Brumos Porsche-Audi | #84 Camaro | #85 Alfa Romeo | Results |
| 4 | Bridgehampton | Rodney Harris John Paul Sr. | Peter Gregg Hurley Haywood | George Lisberg Ray Cuomo | Walt Simendinger Bob Heiberg | Results |
| 5 | Summit Point | #49 Mustang | #59 Brumos Porsche-Audi | #42 Camaro | #93 Jerry Walsh | Results |
| 5 | Summit Point | Lee McDonald Albert Pentrillo | Peter Gregg Hurley Haywood | Steve Ross | Jerry Walsh Lee Wiese | Results |
| 6 | Daytona | #57 Corvette | #34 911 | #3 Camaro | #11 2002 | Results |
| 6 | Daytona | Don Yenko Dave Heinz | Bill Cuddy | Tom Nehl Jim Fitzgerald | Byron Morris Clint Abernethy | Results |

## Constructors' Championship

Points are awarded to the top six in each class in the order of 9-6-4-3-2-1.

### GTO standings

| Pos | Constructor | Rd 1 | Rd 2 | Rd 3 | Rd 4 | Rd 5 | Rd 6 | Total |
| - | - | - | - | - | - | - | - | - |
| 1 | Chevrolet | 9 | 9 | 9 | 9 | 6 | 9 | 51 |
| 2 | Shelby | | 4 | | | 9 | | 13 |

### GTU standings

| Pos | Constructor | Rd 1 | Rd 2 | Rd 3 | Rd 4 | Rd 5 | Rd 6 | Total |
| - | - | - | - | - | - | - | - | - |
| 1 | Porsche | 9 | 9 | 9 | 9 | 9 | 9 | 54 |
| 2 | Austin-Healey | 1 | 1 | | 1 | | | 3 |
| 3= | MG | | 2 | | | | | 2 |
| 3= | Alfa Romeo | | | | 2 | | | 2 |
| 5 | Lotus | | | 1 | | | | 1 |

### TO standings

| Pos | Constructor | Rd 1 | Rd 2 | Rd 3 | Rd 4 | Rd 5 | Rd 6 | Total |
| - | - | - | - | - | - | - | - | - |
| 1 | Chevrolet | | 6 | 6 | 9 | 9 | 9 | 39 |
| 2 | AMC | 9 | 9 | 9 | | 1 | | 28 |
| 3 | Ford | | | | | 2 | | 2 |

### TU standings

| Pos | Constructor | Rd 1 | Rd 2 | Rd 3 | Rd 4 | Rd 5 | Rd 6 | Total |
| - | - | - | - | - | - | - | - | - |
| 1 | Austin | 4 | 9 | 9 | 6 | 6 | | 34 |
| 2 | BMW | | | 6 | | 4 | 9 | 19 |
| 3 | Ford | | 3 | | 3 | 9 | 4 | 19 |
| 4 | Alfa Romeo | | | | 9 | 3 | 6 | 18 |
| 5 | Opel | 9 | 1 | 3 | | | | 13 |
| 6 | Datsun | | 4 | 4 | 2 | | | 10 |
| 7 | Fiat | 6 | | 2 | | | | 8 |
| 8 | Saab | | | | | | 3 | 3 |
| 9 | Audi | | | | 1 | | | 1 |
