# 1983 IMSA GT Championship

The 1983 Camel GT Championship season was the 13th season of the IMSA GT Championship auto racing series. It was for GTP class prototypes and GTO and GTU class Grand Tourer-style racing cars. It began February 5, 1983, and ended November 27, 1983, after seventeen rounds.

## Schedule

The GT and Prototype classes did not participate in all events, nor did they race together at shorter events. Races marked with All had all classes on track at the same time.
| Rnd | Race | Length | Class | Circuit | Date |
| 1 | 24 Hour Pepsi Challenge | 24 Hours | All | Daytona International Speedway | February 5 February 6 |
| 2 | Budweiser Grand Prix of Miami | 100 km | GTU | Streets of Miami | February 27 |
| 2 | Budweiser Grand Prix of Miami | 3 Hours | GTP | Streets of Miami | February 27 |
| 2 | Budweiser Grand Prix of Miami | 100 km | GTO | Streets of Miami | February 27 |
| 3 | Coca-Cola Classic 12 Hours of Sebring | 12 Hours | All | Sebring International Raceway | March 19 |
| 4 | Road Atlanta Nissan/Datsun 500 | 500 km | All | Road Atlanta | April 10 |
| 5 | Los Angeles Times/Datsun Grand Prix | 6 Hours | All | Riverside International Raceway | April 24 |
| 6 | Monterey Triple Crown | 45 Minutes | GTU | Laguna Seca Raceway | May 1 |
| 6 | Monterey Triple Crown | 100 Miles | GTP/GTO | Laguna Seca Raceway | May 1 |
| 7 | Charlotte Camel GT 500 | 500 km | All | Charlotte Motor Speedway | May 15 |
| 8 | Coca-Cola 500 | 3 Hours | All | Lime Rock Park | May 30 |
| 9 | Lumbermen's 6 Hours | 6 Hours | All | Mid-Ohio Sports Car Course | June 19 |
| 10 | Paul Revere 250 | 250 Miles | All | Daytona International Speedway | July 4 |
| 11 | Pepsi Grand Prix | 500 km | All | Brainerd International Raceway | July 10 |
| 12 | Ford California Grand Prix | 3 Hours | All | Sears Point Raceway | July 24 |
| 13 | G.I. Joe's Grand Prix | 3 Hours | All | Portland International Raceway | July 31 |
| 14 | Labatt's GT | 6 Hours | All | Mosport Park | August 14 |
| 15 | Road America Pabst 500 | 500 Miles | All | Road America | August 21 |
| 16 | Grand Prix of Pocono | 500 Miles | All | Pocono Raceway | September 11 |
| 17 | Eastern Airlines 3 Hours of Daytona | 3 Hours | All | Daytona International Speedway | November 27 |

## Season results

| Rnd | Circuit | GTP Winning Team | GTO Winning Team | GTU Winning Team | Results |
| Rnd | Circuit | GTP Winning Drivers | GTO Winning Drivers | GTU Winning Drivers | Results |
| 1 | Daytona | #6 Henn's Swap Shop | #7 Racing Beat | #92 Kent Racing | Results |
| 1 | Daytona | Preston Henn A. J. Foyt Bob Wollek Claude Ballot-Léna | Pete Halsmer Bob Reed Rick Knoop | Lee Mueller Hugh McDonough Terry Visger | Results |
| 2 | Miami | #41 Holbert Racing | #4 Stratagraph | #38 Mandeville Auto Tech | Results |
| 2 | Miami | Al Holbert | Gene Felton | Roger Mandeville | Results |
| 3 | Sebring | #5 Bob Akin Motor Racing | #9 Personalized Autohaus$^†$ | #66 Mike Meyer Racing | Results |
| 3 | Sebring | Bob Akin Dale Whittington John O'Steen | Wayne Baker Jim Mullen Kees Nierop | Jack Dunham Jeff Kline Jon Compton | Results |
| 4 | Road Atlanta | #44 Group 44 | #9 Personalized Autohaus | #32 Alderman Datsun | Results |
| 4 | Road Atlanta | Bob Tullius Bill Adam | Wayne Baker Jim Mullen | George Alderman | Results |
| 5 | Riverside | #2 John Fitzpatrick Racing | #9 Personalized Autohaus | #98 All American Racers | Results |
| 5 | Riverside | John Fitzpatrick David Hobbs Derek Bell | Wayne Baker Jim Mullen Kes Nierop | Wally Dallenbach Jr. Whitney Ganz Dennis Aase | Results |
| 6 | Laguna Seca | #14 Holbert Racing | #55 B de T Racing | #16 Boy Hayje | Results |
| 6 | Laguna Seca | Al Holbert | Diego Montoya | Boy Hayje | Results |
| 7 | Charlotte | #14 Holbert Racing | #9 Personalized Autohaus | #98 All American Racers | Results |
| 7 | Charlotte | Al Holbert Jim Trueman | Wayne Baker Jim Mullen | Wally Dallenbach Jr. Boy Hayje | Results |
| 8 | Lime Rock | #44 Group 44 | #55 B de T Racing | #95 Leitzinger Racing | Results |
| 8 | Lime Rock | Bob Tullius Bill Adam | Diego Montoya | Bob Leitzinger Logan Blackburn | Results |
| 9 | Mid-Ohio | #14 Holbert Racing | #4 Stratagraph | #82 Western Airlines | Results |
| 9 | Mid-Ohio | Al Holbert Doc Bundy Bobby Rahal | Billy Hagan Gene Felton | Jack Baldwin Joe Varde | Results |
| 10 | Daytona | #6 Henn's Swap Shop | #4 Stratagraph | #63 RPG 500 Racing | Results |
| 10 | Daytona | Hurley Haywood A. J. Foyt | Billy Hagan Gene Felton | Jim Downing | Results |
| 11 | Brainerd | #14 Holbert Racing | #81 Electramotive | #38 Mandeville Auto Tech | Results |
| 11 | Brainerd | Al Holbert Jim Trueman | Tony Adamowicz Don Devendorf | Roger Mandeville Amos Johnson | Results |
| 12 | Sears Point | #14 Holbert Racing | #83 Electramotive | #82 Trinity Racing | Results |
| 12 | Sears Point | Al Holbert Jim Trueman | Tony Adamowicz Don Devendorf | Jack Baldwin Joe Varde | Results |
| 13 | Portland | #14 Holbert Racing | #83 Electramotive | #38 Mandeville Auto Tech | Results |
| 13 | Portland | Al Holbert | Tony Adamowicz Don Devendorf | Roger Mandeville Amos Johnson | Results |
| 14 | Mosport | #44 Group 44 | #7 Mazda | #38 Mandeville Auto Tech | Results |
| 14 | Mosport | Bob Tullius Bill Adam | Rick Knoop John Morton | Roger Mandeville Amos Johnson | Results |
| 15 | Road America | #06 Team Zakspeed USA | #83 Electramotive | #38 Mandeville Auto Tech | Results |
| 15 | Road America | Tim Coconis Klaus Ludwig | Tony Adamowicz Don Devendorf | Roger Mandeville Amos Johnson | Results |
| 16 | Pocono | #44 Group 44 | #4 Stratagraph | #63 RGP 500 Racing | Results |
| 16 | Pocono | Bob Tullius Doc Bundy | Billy Hagan Gene Felton | Jim Downing John Maffucci | Results |
| 17 | Daytona | #14 Holbert Racing | #18 Fomfor Racing | #87 Porsche | Results |
| 17 | Daytona | Al Holbert Jim Trueman | Francisco "Fomfor" Zablah | Bruce Leven John Schneider | Results |
† - #9 Personalized Autohaus won the 12 Hours of Sebring overall.