| Date | Place |
Division |
Start |
Finish | Owner |
# |
Car | Laps | Money | Status | Laps Led |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 5 1978 | Daytona International Speedway | IMSA GT/World Sports Car Championship | 18 | 7 | Earle & Akin Racing Associates | 32 | Porsche Carrera RSR 911 460 9048 | 632 | running | ||
| Mar 18 1978 | Sebring International Raceway | IMSA GT | 16 | 5 | Earle & Akin Racing | 32 | Porsche Carrera RSR 911 460 9048 | 225 | running | ||
| Jun 11 1978 | Circuit de la Sarthe | ACO | 14 | 6 | Erwin Kremer | 44 | Porsche 935/77A 930 890 0012 | 337 | running | ||
| Aug 27 1978 | Mid-Ohio Sports Car Course | IMSA GT | 11 | 11 | 55 | Porsche Carrera RSR 911 560 9121 | 97 | running | |||
| Feb 4 1979 | Daytona International Speedway | IMSA GT/World Sports Car Championship | 61 | 62 | Bavarian Motors International | 14 | BMW CSL | 25 | cooling system | ||
| Apr 22 1979 | Riverside International Raceway | IMSA GT | 16 | 22 | Alan L. Johnson | 55 | Porsche Carrera RSR 911 560 9121 | 166 | did not finish | ||
| Sep 2 1979 | Road America | IMSA GT | 15 | 9 | Sports Ltd. Racing | 79 | Mazda RX-7 | 114 | running | ||
| Oct 28 1979 | Riverside International Raceway | SCCA Can-Am | 16 | 20 | Don Weber | 77 | Lola T332CS Chevrolet | 18 | oil leak | ||
| Feb 3 1980 | Daytona International Speedway | IMSA GT/World Sports Car Championship | 18 | 56 | Jim Busby Industries | 3 | March M1 003/BMW | 139 | drive shaft | ||
| Mar 22 1980 | Sebring International Raceway | IMSA GT | 8 | 48 | Jim Busby Industries | 3 | March M1 003/BMW | 100 | gearbox | ||
| Apr 27 1980 | Riverside International Raceway | IMSA GT | 32 | 15 | Trinity Racing | 82 | Mazda RX-7 | 143 | running | ||
| Aug 31 1980 | Road America | IMSA GT | 12 | 44 | Chris Cord Racing | 20 | DeKon Monza 1012/Chevrolet | 13 | did not finish | ||
| Feb 1 1981 | Daytona International Speedway | IMSA GT/World Sports Car Championship | 23 | 31 | Prancing Horse Farms Racing | 65 | Ferrari 512 BB 34445 | 373 | accident | ||
| Apr 26 1981 | Riverside International Raceway | IMSA GT/World Sports Car Championship | 41 | 21 | Loud Car Racing | 7 | Mazda RX-7 | 160 | running | ||
| May 31 1981 | Mid-Ohio Sports Car Course | IMSA GT | 19 | 11 | Kent Racing | 98 | Mazda RX-7 | 76 | running | ||
| Aug 16 1981 | Michigan International Speedway | NASCAR Winston Cup | 30 | 20 | D.K. Ulrich | 99 | Buick | 197 | 3,405 | running | 0 |
| Sep 27 1981 | Pocono International Raceway | IMSA GT | 18 | 8 | Kent Racing | 98 | Mazda RX-7 | 137 | running | ||
| Jan 31 1982 | Daytona International Speedway | IMSA GT | 51 | 32 | Prancing Horse Farm Racing | 65 | Ferrari 512 BB/LM 34445 | 377 | gearbox | ||
| Apr 25 1982 | Riverside International Raceway | IMSA GT | 52 | 25 | Kent Racing | 92 | Toyota Celica | 148 | running | ||
| May 2 1982 | Laguna Seca Raceway | IMSA GTU | 5 | 25 | Kent Racing | 92 | Toyota Celica | 30 | running | ||
| May 16 1982 | Charlotte Motor Speedway | IMSA GT | 26 | 28 | Kent Racing | 92 | Toyota Celica | 76 | did not finish | ||
| May 23 1982 | Mid-Ohio Sports Car Course | IMSA GT | 14 | 12 | David Kent | 92 | Toyota Celica | 38 | running | ||
| May 23 1982 | Mid-Ohio Sports Car Course | IMSA GTU | 8 | 20 | David Kent | 92 | Toyota Celica | 3 | did not finish | ||
| May 31 1982 | Lime Rock Park | IMSA GT | 25 | 25 | David Kent | 92 | Toyota Celica | 11 | did not finish | 0 | |
| May 31 1982 | Lime Rock Park | IMSA GTU | 8 | 7 | David Kent | 92 | Toyota Celica | 38 | running | ||
| Jun 20 1982 | Summit Point Raceway | IMSA GTU | 9 | 4 | Kent Racing | 92 | Toyota Celica | 50 | running | ||
| Jul 4 1982 | Daytona International Speedway | IMSA GT | 23 | 9 | Kent Racing | 92 | Toyota Celica | 59 | running | ||
| Jul 11 1982 | Brainerd International Raceway | IMSA GT | 21 | 27 | Kent Racing | 92 | Toyota Celica | 14 | did not finish | ||
| Aug 1 1982 | Portland International Raceway | IMSA GTU | 6 | 5 | Kent Racing | 92 | Toyota Celica | 24 | running | ||
| Aug 15 1982 | Mosport International Raceway | IMSA GT | 19 | 9 | Kent Racing | 92 | Toyota Celica | 206 | running | ||
| Aug 22 1982 | Road America | IMSA GT | 29 | 31 | Kent Racing | 92 | Toyota Celica | 74 | did not finish | ||
| Sep 5 1982 | Mid-Ohio Sports Car Course | IMSA GT | 21 | 14 | Kent Racing | 92 | Toyota Celica | 202 | running | ||
| Sep 12 1982 | Road Atlanta | IMSA GT | 20 | 8 | Kent Racing | 92 | Toyota Celica | 116 | running | ||
| Sep 26 1982 | Pocono International Raceway | IMSA GT | 22 | 28 | Kent Racing | 92 | Toyota Celica | 82 | running | ||
| Feb 6 1983 | Daytona International Speedway | IMSA GT | 24 | 3 | Racing Beat | 7 | Mazda RX-7 | 598 | running | ||
| Mar 19 1983 | Sebring International Raceway | IMSA GT | 17 | 21 | Racing Beat | 7 | Mazda RX-7 | 199 | suspension | ||
| Apr 24 1983 | Riverside International Raceway | IMSA GT | 25 | 34 | Racing Beat | 7 | Mazda RX-7 | 91 | did not finish | ||
| May 15 1983 | Charlotte Motor Speedway | IMSA GT | 11 | 7 | 7 | Mazda RX-7 | 132 | running | |||
| May 30 1983 | Lime Rock Park | IMSA GT | 11 | 6 | 7 | Mazda RX-7 | 165 | running | |||
| Jul 10 1983 | Brainerd International Raceway | IMSA GT | 11 | 13 | Racing Beat | 7 | Mazda RX-7 | 90 | 600 | running | |
| Jul 24 1983 | Sears Point International Raceway | IMSA GT | 11 | 6 | Racing Beat | 7 | Mazda RX-7 | 101 | running | ||
| Jul 31 1983 | Portland International Raceway | IMSA GT | 20 | 20 | Trinity Racing | 82 | Mazda RX-7 | 115 | running | ||
| Aug 14 1983 | Mosport International Raceway | IMSA GT | 12 | 3 | 7 | Mazda RX-7 | 212 | running | |||
| Sep 11 1983 | Pocono International Raceway | IMSA GT | 20 | 22 | Racing Beat | 7 | Mazda RX-7 | 120 | did not finish | ||
| Feb 5 1984 | Daytona International Speedway | IMSA GT | 28 | 17 | Jim Busby Racing | 68 | Lola T616 HU2/Mazda | 562 | running | ||
| Feb 5 1984 | Daytona International Speedway | IMSA GT | 17 | 31 | Jim Busby Racing | 67 | Lola T616 HU1/Mazda | 391 | engine | ||
| Feb 26 1984 | Bicentennial Park | IMSA GTP | 19 | 6 | BF Goodrich | 67 | Lola T616 HU1/Mazda | 114 | running | ||
| Apr 23 1984 | Autodromo Nazionale di Monza | FIA World Sports Car Championship | 23 | 8 | BF Goodrich | 67 | Lola T616 HU3/Mazda | 145 | running | ||
| Apr 29 1984 | Riverside International Raceway | IMSA GT | 20 | 39 | B. F. Goodrich | 67 | Lola T616 HU1/Mazda | 75 | did not finish | ||
| Jun 17 1984 | Circuit de la Sarthe | FIA World Sports Car Championship | 39 | 12 | BFGoodrich Company | 67 | Lola T616 HU3/Mazda | 295 | running | ||
| Jul 8 1984 | Watkins Glen International | IMSA GT | 15 | 5 | Jim Busby Racing | 67 | Lola T616 HU1/Mazda | 181 | running | ||
| Jul 15 1984 | Nürburgring | FIA World Sports Car Championship | 23 | 37 | The BF Goodrich Company | 68 | Lola T616 HU2/Mazda | 53 | gearbox | ||
| Sep 30 1984 | Fuji Speedway | FIA World Sports Car Championship | 29 | 11 | BF Goodrich | 68 | Lola T616 HU2/Mazda | 198 | running | ||
| Feb 3 1985 | Daytona International Speedway | IMSA GT | 12 | 3 | B.F. Goodrich | 67 | Porsche 962 106 | 674 | running | ||
| Feb 24 1985 | Bicentennial Park | IMSA GTP/Lights | 14 | 6 | BF Goodrich | 67 | Porsche 962 106 | 108 | running | ||
| Mar 23 1985 | Sebring International Raceway | IMSA GT | 12 | 3 | Busby Racing | 68 | Porsche 962 105 | 268 | running | ||
| Apr 14 1985 | Road Atlanta | IMSA GT | 9 | 7 | BF Goodrich | 67 | Porsche 962 106 | 117 | running | ||
| Apr 28 1985 | Riverside International Raceway | IMSA GT | 6 | 2 | BF Goodrich | 67 | Porsche 962 106 | 115 | running | ||
| May 5 1985 | Laguna Seca Raceway | IMSA GTP/Lights | 8 | 5 | B F Goodrich | 67 | Porsche 962 106 | 96 | running | ||
| May 19 1985 | Charlotte Motor Speedway | IMSA GTP/Lights | 8 | 3 | BF Goodrich | 67 | Porsche 962 106 | 136 | 5,000 | running | |
| May 27 1985 | Lime Rock Park | IMSA GTP/Lights | 6 | 5 | B F Goodrich | 67 | Porsche 962 106 | 130 | running | ||
| Jun 9 1985 | Mid-Ohio Sports Car Course | IMSA GTP/Lights | 7 | 5 | BF Goodrich | 68 | Porsche 962 105 | 124 | running | ||
| Jul 7 1985 | Watkins Glen International | IMSA GTP/Lights | 7 | 8 | BF Goodrich | 67 | Porsche 962 106 | 93 | 1,700 | running | |
| Aug 4 1985 | Sears Point International Raceway | IMSA GTP/Lights | 9 | 8 | BF Goodrich | 67 | Porsche 962 106 | 72 | running | 0 | |
| Sep 8 1985 | Pocono International Raceway | IMSA GT | 7 | 31 | BF Goodrich | 67 | Porsche 962 106 | 62 | did not finish | ||
| Oct 6 1985 | Columbus Street Circuit | IMSA GTP/Lights | 12 | 23 | BF Goodrich | 67 | Porsche 962 106 | 48 | fire | ||
| Dec 1 1985 | Daytona International Speedway | IMSA GT | 10 | 36 | BF Goodrich | 67 | Porsche 962 106 | 69 | did not finish | ||
| Feb 2 1986 | Daytona International Speedway | IMSA GT | 42 | 48 | Brooks Racing | 77 | Ford Thunderbird | 150 | gearbox | ||
| Mar 2 1986 | Bicentennial Park | IMSA GTP | 23 | 11 | Kalagian Ardisana | 15 | March 85G 2/Buick | 116 | running | ||
| Apr 26 1986 | Sears Point International Raceway | SCCA Escort Endurance | 8 | Tralle Sanchez Racing | 71 | Chevrolet Corvette | 174 | running | |||
| May 11 1986 | Portland International Raceway | SCCA Escort Endurance | 12 | Tralle Sanchez Racing | 71 | Chevrolet Corvette | 168 | running | |||
| Aug 10 1986 | Watkins Glen International | NASCAR Winston Cup | 29 | 20 | D.K. Ulrich | 6 | Chevrolet | 88 | 6,995 | running | 0 |
| May 3 1987 | Talladega Superspeedway | NASCAR Winston Cup | 39 | 24 | D.K. Ulrich | 6 | Chevrolet | 130 | 6,470 | wheel bearing | 0 |
| May 17 1987 | Charlotte Motor Speedway | NASCAR Winston Cup | 22 | 15 | D.K. Ulrich | 6 | Chevrolet | 97 | 4,500 | running | 0 |
| Aug 10 1987 | Watkins Glen International | NASCAR Winston Cup | 34 | 25 | D.K. Ulrich | 6 | Chevrolet | 86 | 5,310 | running | 0 |
| Sep 20 1987 | Dover International Speedway | NASCAR Winston Cup | 36 | 20 | D.K. Ulrich | 6 | Chevrolet | 470 | 5,595 | running | 0 |
| Jul 23 2000 | Sears Point International Raceway | IMSA American LeMans Series | 25 | 27 | The Racers Group | 66 | Porsche 996 WP0ZZZ99ZYS692064 | 7 | 4,384 | engine | 0 |
| Jan 29 2006 | Daytona International Speedway | Grand Am Rolex Sports Car Series | 22 | 34 | Essex Racing | 5 | Crawford DP03 006/Ford | 585 | 4,500 | accident | 0 |
| Mar 18 2006 | Sebring International Raceway | IMSA American LeMans Series | 7 | 29 | Highcroft Racing | 9 | Lola EX257 006/AER | 128 | 0 | mechanical | 0 |
| Aug 10 2007 | Watkins Glen International | Grand Am Rolex Sports Car Series | 12 | 15 | Synergy Racing | 8 | Doran JE4 004/Porsche | 80 | running | 0 |