| 20.9.1998 | CDN GT Mosport BEMC Summer | 00 | 911 GT1 | Klaus Bytzek | BMS Race Team | 1st |
| 20.9.1998 | Belcar Zolder TSP | 1 | 911 | Dupont / Taels | FINA - GLPK Racing | 37th |
| 20.9.1998 | Belcar Zolder TSP | 2 | 911 | Thiers / Vosse | FINA - GLPK Racing | 2nd |
| 20.9.1998 | Belcar Zolder TSP | 3 | 993 | Vanierschot / Longin | AD Sport | 6th |
| 20.9.1998 | Belcar Zolder TSP | 5 | 993 | Wauters / Wauters | AD Sport | 5th |
| 20.9.1998 | Belcar Zolder TSP | 6 | 911 | Bruynoghe / Kumpen | AD Sport | DNS |
| 20.9.1998 | Belcar Zolder TSP | 8 | 993 | Van Vaerenbergh / Ramon | MRS - Janssen Jaak | 4th |
| 20.9.1998 | Belcar Zolder TSP | 9 | 993 | Huisman / Huisman | Van de Venne Geert | 1st |
| 20.9.1998 | Belcar Zolder TSP | 10 | 993 | Grootaers / Schreurs | Peka Racing | 12th |
| 20.9.1998 | Belcar Zolder TSP | 11 | 911 | Moonen / Bogemans | Peka Racing | 34th |
| 20.9.1998 | Belcar Zolder TSP | 16 | 993 | La Rosa / Kumpen | AD Sport | DNS |
| 20.9.1998 | Belcar Zolder TSP | 18 | 911 Carrera RSR | Kurris / Vetters | Renard Guy | 23rd |
| 20.9.1998 | Belcar Zolder TSP | 29 | 911 | Verheyen / Penders | Gabriels Jan | 7th |
| 20.9.1998 | Belcar Zolder TSP | 30 | 911 | De Becker / Buytaert | Theunissen Rob | 35th |
| 20.9.1998 | Belcar Zolder TSP | 31 | 993 | Schoonbroodt / Van de Wauwer | Vaesen Raf | 8th |
| 20.9.1998 | Belcar Zolder TSP | 41 | 911 | Jegers / De Pauw | Maes Eddy | 10th |
| 20.9.1998 | Belcar Zolder TSP | 45 | 993 | Thiers / Thiers | | 18th |
| 20.9.1998 | CDN GT Mosport BEMC Summer | 88 | 944 Turbo | Bob Munro | | 25th |
| 20.9.1998 | CDN GT Mosport BEMC Summer | 91 | 993 GT2 Evo | Harry Bytzek | | 2nd |
| 20.9.1998 | Belcar Zolder TSP | 93 | 993 | Leinders / Daems | | 3rd |
| 20.9.1998 | CDN GT Mosport BEMC Summer | 139 | 993 Carrera RSR | Franczak / Bartling | | 20th |
| 20.9.1998 | CDN GT Mosport BEMC Summer | 174 | 911 | Ulrich Furtmair | | 14th |
| 20.9.1998 | CDN GT Mosport BEMC Summer | 196 | 968 | Ludwig Heimrath | Heimrath Porsche Racing | 7th |
| 20.9.1998 | CDN GT Mosport BEMC Summer | 201 | 911 GT1 | Joel Reiser | Reiser-Callas | 5th |
| 27.9.1998 | British GT Spa | 0 | 911 GT1 | Greasley / Wallinder | Blue Coral/Slick 50/Quaker State | DNS |
| 27.9.1998 | SM GTR Mantorp Park | 2 | 993 Carrera RSR | Hubert Berg | Hubert Bergh | 2nd/4th |
| 27.9.1998 | SM GTR Mantorp Park | 3 | 993 Cup RS | Lennart Pehrson | Lennart Pehrsson | 5th/9th |
| 27.9.1998 | SM GTR Mantorp Park | 4 | Boxster 986 GTR | Henrik Roos | Jaan Tolli Motorsport JTI | DNS |
| 27.9.1998 | SM GTR Mantorp Park | 7 | 993 GT2 JPS | Bo Jonasson | Bosse Jonasson | 3rd/10th |
| 27.9.1998 | SM GTR Mantorp Park | 8 | 944 Turbo | Kenneth Olsson | Kenneth Olsson | DNF/14th |
| 27.9.1998 | SM GTR Mantorp Park | 12 | 944 Turbo | Stefan Pfister | Stefan Pfister | 13th/7th |
| 27.9.1998 | British GT Spa | 16 | 993 GT2 Evo | Beaverbroock / Greasley | BVB Motorsport | DNF |
| 27.9.1998 | British GT Spa | 32 | 993 GT2 | Gérard MacQuillan | Gerard MacQuillan | DNA |
| 27.9.1998 | British GT Spa | 33 | 993 GT2 R | Saunders / Nearn | Gaumont/Parr Motorsport | DNF |
| 27.9.1998 | SM GTR Mantorp Park | 33 | 968 Turbo RS | Anders Roos | Anders Roos | 15th/15th |
| 27.9.1998 | British GT Spa | 35 | 993 GT2 R | Barrett / Lockie | G-Force Motorsport | 10th |
| 27.9.1998 | British GT Spa | 40 | 993 GT2 R | Day / Jordan | P K Sport | DNF |
| 27.9.1998 | British GT Spa | 42 | 993 GT2 | Konig / Phillips | P K Sport | 12th |
| 27.9.1998 | SM GTR Mantorp Park | 46 | 911 Carrera RSR | Peter Gutniak | Porsche Sports Club | 14th/12th |
| 27.9.1998 | British GT Spa | 46 | 964 Carrera RSR 3.8 | Lucas / Osborne | P K Sport | 11th |
| 27.9.1998 | British GT Spa | 50 | 993 GT2 R | Lister / Wallinder | Blue Coral/Slick 50/Quaker State | 8th |
| 27.9.1998 | British GT Spa | 53 | 934 | Dave Welz | Dave Welz Racing | 9th |
| 27.9.1998 | SM GTR Mantorp Park | 64 | 993 Carrera RS | Ulf Stenborg | Porsche Sports Club | 10th/8th |
| 27.9.1998 | British GT Spa | 66 | 993 GT2 | Franz Konrad | Konrad Motorsport | DNF |
| 27.9.1998 | SM GTR Mantorp Park | 69 | 911 Cup | Mikael Frisk | Mikael Frisk | DNF/13th |
| 27.9.1998 | SM GTR Mantorp Park | 85 | 993 GT2 Evo | Christer Steen | Christer Steen | 6th/DNS |
| 27.9.1998 | SM GTR Mantorp Park | 88 | 935 DP | Hans Berglund | Hasse 'Z' Berglund | 8th/6th |
| 27.9.1998 | British GT Spa | 98 | 993 GT2 | Schirle / Warnock | Cirtek Motorsport | 7th |
| 4.10.1998 | British GT Silverstone | 0 | 911 GT1 | Wallinder / Kaufmann | Blue Coral/Slick 50/Quaker State | 2nd |
| 4.10.1998 | CDN GT Mosport CASC Celebration | 00 | 911 GT1 | Klaus Bytzek | BMS Race Team | 1st |
| 4.10.1998 | CDN GT Mosport CASC Celebration | 00T | 911 GT1 | Harry Bytzek | | T-car |
| 4.10.1998 | CDN GT Mosport CASC Celebration | 09 | 993 Carrera RSR | Franczak / Bartling | | DNS |
| 4.10.1998 | British GT Silverstone | 9 | 993 GT1 | Mortimer / Masarati | RMA Racing Sensations | DNF |
| 4.10.1998 | British GT Silverstone | 32 | 993 GT2 | MacQuillan / Hammond | Gerard MacQuillan | 14th |
| 4.10.1998 | British GT Silverstone | 33 | 993 GT2 R | Saunders / Saunders | Gaumont/Parr Motorsport | 9th |
| 4.10.1998 | British GT Silverstone | 35 | 993 GT2 R | Barrett / Lockie | G-Force Motorsport | DNF |
| 4.10.1998 | British GT Silverstone | 40 | 993 GT2 R | Day / Guglielmi | P K Sport | DNA |
| 4.10.1998 | British GT Silverstone | 42 | 993 GT2 | Konig / Phillips | P K Sport | DNF |
| 4.10.1998 | British GT Silverstone | 46 | 964 Carrera RSR 3.8 | Lucas / Osborne | P K Sport | 13th |
| 4.10.1998 | British GT Silverstone | 50 | 993 GT2 R | Morrison / Lister | Blue Coral/Slick 50/Quaker State | DNF |
| 4.10.1998 | British GT Silverstone | 58 | 993 GT2 | Guest / Whale | Ian Guest | 12th |
| 4.10.1998 | CDN GT Mosport CASC Celebration | 91 | 993 GT2 Evo | Harry Bytzek | | 4th |
| 4.10.1998 | British GT Silverstone | 98 | 993 GT2 | Schirle / Warnock | Cirtek Motorsport | 7th |
| 4.10.1998 | CDN GT Mosport CASC Celebration | 174 | 911 | Ulrich Furtmair | | 19th |
| 4.10.1998 | CDN GT Mosport CASC Celebration | 196 | 968 | Ludwig Heimrath | Heimrath Porsche Racing | 11th |
| 4.10.1998 | CDN GT Mosport CASC Celebration | 201 | 911 GT1 | Joel Reiser | Reiser-Callas | 5th |
| 4.10.1998 | CDN GT Mosport CASC Celebration | 207 | 968 | Ray Arbesman | Heimrath Porsche Racing | 13th |
| 4.10.1998 | CDN GT Mosport CASC Celebration | 419 | 911 | Jim Harrison | | 14th |
| 10.10.1998 | Petit Le Mans | 00 | 993 GT2 | Goueslard / Ortelli / Leconte | Larbre Competition | 14th |
| 10.10.1998 | Petit Le Mans | 04 | 993 GT2 R | Morton / Fellows / Graham | CJ Motorsport | 13th |
| 10.10.1998 | 250 km Mine | 9 | 993 Carrera RSR 3.8 | Hane / Kawano | Team Daikokuya | DNA |
| 10.10.1998 | 250 km Mine | 10 | 993 GT2 | Asou / Ishikawa | Ability | DNF |
| 10.10.1998 | Petit Le Mans | 23 | 993 Carrera RSR | Collins | Alex Job Racing | 29th |
| 10.10.1998 | Petit Le Mans | 26 | 911 GT1-98 | McNish / Dalmas / Alzen | Porsche AG | 20th |
| 10.10.1998 | 250 km Mine | 30 | 993 GT2 | Yamada / Okada | Team Take One | 14th |
| 10.10.1998 | Petit Le Mans | 38 | 911 GT1 Evo | Boutsen / Wollek / Kelleners | Dave Maraj | 3rd |
| 10.10.1998 | 250 km Mine | 51 | 993 Carrera RSR 3.8 | Iketani / Nakajima | Cobra Racing Team | 25th |
| 10.10.1998 | Petit Le Mans | 68 | 968 Turbo RS | Varde / Foster | Charles Coker, Jr. | 26th |
| 10.10.1998 | 250 km Mine | 70 | 993 GT2 | Ishibashi / van Schoote | Team Gaikokuya | DNF |
| 10.10.1998 | 250 km Mine | 71 | 993 GT2 | Hoshino / Jounai | Sigmatec Racing Team | DNA |
| 10.10.1998 | Petit Le Mans | 72 | 993 GT2 R | Konrad / Lammers | Konrad Motorsport | 11th |
| 10.10.1998 | Petit Le Mans | 73 | 993 GT2 | Zadra / Kitchak / Slater | Konrad Motorsport | 22nd |
| 10.10.1998 | Petit Le Mans | 76 | 993 Carrera RSR | Argetsinger / Polidori / Cilli | Richard Raimist | 9th |
| 10.10.1998 | Petit Le Mans | 77 | LMP1/98 | Alboreto / Johansson / Müller | Porsche AG | 2nd |
| 10.10.1998 | Petit Le Mans | 81 | 993 GT2 | Ligonnet / Stewart | Freisinger Motorsport | 7th |
| 10.10.1998 | Petit Le Mans | 86 | 993 Carrera RSR | Tremblay / Marshall / Marshall | G & W Motorsports | 19th |
| 10.10.1998 | 250 km Mine | 99 | 993 Carrera RSR 3.8 | Hioki / Yoshitomi | Team Daikokuya | 23rd |
| 10.10.1998 | 250 km Mine | 910 | 993 Carrera RSR 3.8 | Yogo / Kinoshita | 910 Racing | DNF |
| 10.10.1998 | 250 km Mine | 911 | 993 Carrera RSR 3.8 | Kobayashi / Nakajima | 910 Racing | DNA |
| 10.10.1998 | Petit Le Mans | | 911 | Loftis / Strange / Finger | GTR Motorsport, Inc. | DNA |
| 10.10.1998 | Petit Le Mans | | 993 Carrera RSR | Mitchum / Pumpelly | Pumpelly Mitchum Racing | DNA |
| 11.10.1998 | Belcar Zolder BM | 1 | 993 GT2 | Dupont / Kumpen | FINA - GLPK Racing | 5th |
| 11.10.1998 | Belcar Zolder BM | 3 | 950 Sp | Vanierschot / Longin | AD Sport | 3rd |
| 11.10.1998 | Belcar Zolder BM | 5 | 993 | Wauters / La Rosa | AD Sport | 13th |
| 11.10.1998 | Belcar Zolder BM | 8 | 993 | Van Vaerenbergh / Ramon | MRS - Janssen Jaak | 11th |
| 11.10.1998 | Belcar Zolder BM | 9 | 993 | Huisman / Huisman | Van de Venne Geert | 2nd |
| 11.10.1998 | Belcar Zolder BM | 10 | 993 | Grootaers / Schreurs / De Troch | Peka Racing | 21st |
| 11.10.1998 | Belcar Zolder BM | 11 | 911 | Moonen / Bogemans | Peka Racing | 36th |
| 11.10.1998 | Belcar Zolder BM | 16 | 993 | Thiers / Thiers | AD Sport | 34th |
| 11.10.1998 | Belcar Zolder BM | 17 | GT2 | Meers / Lievens | Uitgeerts Gerard | 17th |