Copyright
1998 River Info™
All rights reserved
SCHEDULE SUBJECT TO CHANGE. ALL TIMES ARIZONA SPECTATOR GATE OPENS 1 1/2 HOURS PRIOR TO RACE TIME
February to April
| 2/14/98 | IMCA MODS, FACTORY STOCK, MINI SPORT | 6:30PM |
| 2/28/98 | IMCA MODS, FACTORY STOCK, MINI SPORT | 6:30PM |
|
3/14/98 |
IMCA MODS, DWARF, FACTORY STOCK, | 7:00PM |
| 3/28/98 | IMCA MODS, DWARF, FACTORY STOCK | 7:00PM |
| 4/4/98 | IMCA MODS, DWARF, FACTORY STOCK | 7:30PM |
| 4/18/98 | IMCA MODS, DWARF, FACTORY STOCK | 7:30PM |
May to August
| 5/2/98 | IMCA MODS, DWARF, FACTORY STOCK | 7:30PM |
| 5/16/98 | IMCA MODS, DWARF, FACTORY STOCK | 7:30PM |
| 5/30/98 | USAC OUTLAW SPRINT CARS, IMCA MODS | 8:00PM |
| 6/13/98 | IMCA MODS, DWARF, FACTORY STOCK | 8:00PM |
| 6/20/98 | WESTERN DIRT LATE MODELS | 8:00PM |
| 7/11/98 | IMCA MODS, FACTORY STOCK, MINI SPORT | 8:00PM |
| 7/25/98 | IMCA MODS, DWARF, FACTORY STOCK | 8:00PM |
| 8/8/98 | IMCA MODS, DWARF, FACTORY STOCK | 8:00PM |
| 8/22/98 | IMCA MODS, FACTORY STOCK, MINI SPORT | 8:00PM |
September to December
| 9/5/98 | IMCA MODS, DWARF, FACTORY SPORT | 7:30PM |
| 9/19/98 | IMCA MODS, DWARF, FACTORY STOCK | 7:30PM |
| 10/3/98 | IMCA MODS, DWARF, FACTORY STOCK | 7:00PM |
| 10/10/98 | THUNDER BY RIVER - - SCRA SPRINT CARS | 7:00PM |
| 10/23/98 | 6TH ANNUAL IMCA MODIFIED FALL NATIONALS | 7:00PM |
| 10/24/98 | 6TH ANNUAL DWARF CAR NATIONALS | 7:00PM |
| 11/7/98 | 4TH ANNUAL MAKE A WISH WISHBONE 100 | 6:30PM |