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| Race details | |
|---|---|
| Race 4 of 19 in the 1998 CART season | |
 Nazareth Speedway | |
| Date | April 27, 1998 |
| Official name | 1998 Bosch Spark Plug Grand Prix |
| Location | Nazareth Speedway Nazareth, Pennsylvania, United States |
| Course | Permanent oval course 0.946 mi / 1.522 km |
| Distance | 225 laps 212.85 mi / 342.45 km |
| Weather | Dry |
| Pole position | |
| Driver | Patrick Carpentier (Forsythe Racing) |
| Time | 18.419 |
| Fastest lap | |
| Driver | Greg Moore (Forsythe Racing) |
| Time | 19.514 (on lap 204 of 225) |
| Podium | |
| First | Jimmy Vasser (Chip Ganassi Racing) |
| Second | Alex Zanardi (Chip Ganassi Racing) |
| Third | Greg Moore (Forsythe Racing) |
The 1998 Bosch Spark Plug Grand Prix was the fourth round of the 1998 CART FedEx Champ Car World Series season, held on April 27, 1998, on the Nazareth Speedway in Nazareth, Pennsylvania. The race was won by Jimmy Vasser, his first win on an oval for nearly two years. Vasser won ahead of teammate and reigning champion Alex Zanardi, making it a 1-2 finish for Chip Ganassi Racing.
