Giesse ISRS Trophy 1998
International Sports Racing Series round 03, Italy, 4 - 5 July 1998
Giesse ISRS Trophy 1998
Saturday 4 - Sunday 5 July 1998
International Sports Racing Series
FIA Sportscar Championship
2 hours 30 minutes
References

Entries
| No. | Class | Car | Colors | Entrants |
|---|---|---|---|---|
| 3 | SR1 | Riley & Scott Mk III chassis 012 • BMW V8 3.999cc | White-Blue | Riley & Scott Mk III |
| 4 | SR1 | Riley & Scott Mk III chassis 014 • BMW V8 3.999cc | White-Blue | Riley & Scott Mk III |
| 5 | SR1 | 1998 Ferrari 333 SP Michelotto Evoluzione chassis 022 • Michelotto EVO #7/7, RHD • Ferrari F310E V12/65° 3.997cc | Green-Blue-White | 1998 Ferrari 333 SP Michelotto Evoluzione |
| 6 | SR1 | 1998 Ferrari 333 SP Michelotto Evoluzione chassis 020 • Michelotto EVO #5/7 • Ferrari F310E V12/65° 3.997cc | Yellow | 1998 Ferrari 333 SP Michelotto Evoluzione |
| 9 | SR1 | Porsche Kremer K8 Porsche 935/76 3.000cc Turbo | Porsche Kremer K8 | |
| 10 | SR1 | Porsche Kremer K8 chassis WSC 03 • Porsche 935/76 3.000cc Turbo | Porsche Kremer K8 | |
| 14 | SR1 | BRM P301 chassis P351-001 • Nissan V6 3.000cc Turbo | Black | BRM P301 |
| 15 | SR1 | McNeil-Lola 981 chassis T9210-HU03 • Judd GV10 V10/72° 3.400cc | McNeil-Lola 981 | |
| 16 | SR1 | Riley & Scott Mk III chassis 003 • Chevrolet V8 5.000cc | White-Blue | Riley & Scott Mk III |
| 18 | SR1 | Chevron B73 chassis 95-02 • BMW M5 Motorsport 3.800cc | Chevron B73 | |
| 19 | SR1 | Riley & Scott Mk III chassis 015 • Ford V8 OHV 5.000cc | Blue-Silver | Riley & Scott Mk III |
| 27 | SR1 | 1995 Ferrari 333 SP Evoluzione chassis 012b • Dallara EVO #4b/6, RHD • #104, Ferrari F310E 65° V12 3.997cc | Red | 1995 Ferrari 333 SP Evoluzione |
| 32 | SR2 | Debora LMP296 chassis 001 • BMW L6 3.000cc | Debora LMP296 | |
| 40 | CN | Centenari MAC3 chassis 002 • Alfa Romeo V6 3.000cc | Centenari MAC3 | |
| 41 | CN | Centenari M1 Alfa Romeo V6 3.000cc | Centenari M1 | |
| 43 | CN | Centenari M1 Alfa Romeo V6 3.000cc | Blue-White-Red | Centenari M1 |
| 44 | CN | Tampolli RTA-98 chassis 004 • Alfa Romeo V6 3.000cc | Tampolli RTA-98 | |
| 45 | CN | Tampolli RTA-98 chassis 003 • Alfa Romeo V6 4v 3.000cc | Tampolli RTA-98 | |
| 46 | CN | Osella PA20 chassis IMSA 02 • BMW 3.000cc | Osella PA20 | |
| 47 | CN | Lucchini P1-98 chassis 133 • Alfa Romeo V6 3.000cc | Lucchini P1-98 | |
| 48 | CN | Gaiero SPN 1 Alfa Romeo V6 3.000cc | Dark Blue-Orange | Gaiero SPN 1 |
| 49 | CN | Picchio A001 chassis A001 • BMW L6 3.000cc | Yellow | Picchio A001 |
| 50 | CN | Lucchini SP96 Alfa Romeo V6 3.000cc | Lucchini SP96 | |
| 51 | CN | Lucchini SP96/3 chassis P3-96-116 • Alfa Romeo V6 3.000cc | Lucchini SP96/3 |
