1978 AMA Pro Motocross Championship Metrolina Speedway Park: 500MX Results
August 20, 1978
500MX Results
| Rider | Hometown | Motos | Bike | |
|---|---|---|---|---|
| 1 |  Rick Burgett | Sandy, OR  | 1 - 1 | Yamaha |
| 2 | Darrell Shultz | Orangevale, CA | 3 - 2 | Suzuki |
| 3 | Rex Staten | Fontana, CA | 2 - 3 | Yamaha |
| 4 | Tommy Croft | San Diego, CA | 4 - 8 | Honda |
| 5 |  Marty Smith | San Diego, CA | 9 - 4 | Honda |
| 6 | Denny Swartz | Reno, OH | 8 - 7 | Maico |
| 7 | Tony DiStefano | Bristol, PA | 5 - 11 | Suzuki |
| 8 | Steve Stackable | Austin, TX | 12 - 9 | Kawasaki |
| 9 | Pat Moroney | Newburgh, NY | 10 - 12 | Suzuki |
| 10 | Gary Semics | Lisbon, OH | - 5 | Can-am |
| 11 | Mickey Kessler | Farmingdale, NJ | - 6 | Yamaha |
| 12 | Danny Laporte | Yucca Valley, CA | 6 | Suzuki |
| 13 | Mickey Boone | Winston Salem, NC | 7 | Suzuki |
| 14 | Terry Tucker | Hightstown, NJ | 16 - 13 | |
| 15 | Gary Pustelak | Girard, PA | 15 - 15 | Maico |
| 16 | Frank Stacy | Cheektowaga, NY | - 10 | KTM |
| 17 | Mike Twigg | Hagerstown, MD | 14 - 17 | Suzuki |
| 18 | Ken Adams | West Grove, PA | 11 | Maico |
| 19 | Martin Potoczny | Aliquippa, PA | 17 - 16 | |
| 20 | Wayne Boyer | Poway, CA | 13 | Suzuki |
| 21 | Tony Summey | Forest City, NC | - 14 | Yamaha |
| 22 | David Holbert | Mount Morris, PA | 19 - 19 | Maico |
| 23 | Glenn Gracey | Churchville, PA | - 18 | Maico |
| 24 | John Grant | Rome, GA | 18 | |
| 25 | Gary Shipley | Washington, PA | 20 - 20 | Husqvarna |
