The 1998 Superflo 12 Hours of Sebring was the 46th running of the 12 Hours of Sebring. It also served as the inaugural round of the 1998 IMSA GT Championship season. It took place at Sebring International Raceway, Florida, on March 22, 1998.

Race results Class winners in bold.

Pos Class No Team Drivers Chassis Tyre Laps Engine 1 WSC 30 MOMO Doran Racing Didier Theys Mauro Baldi Gianpiero Moretti Ferrari 333 SP 319 Ferrari F310E 4.0 L V12 2 GT1 4 Panoz Motorsports Andy Wallace David Brabham Panoz GTR-1 318 Ford (Roush) 6.0 L V8 3 GT1 74 Champion Motors Thierry Boutsen Bob Wollek Andy Pilgrim Porsche 911 GT1 318 Porsche 3.2 L Turbo Flat-6 4 GT1 5 Panoz Motorsports Éric Bernard Jamie Davies Doc Bundy Panoz GTR-1 312 Ford (Roush) 6.0 L V8 5 GT2 66 Konrad Racing Nick Ham Franz Konrad Porsche 911 GT2 300 Porsche 3.6 L Turbo Flat-6 6DNF WSC 7 Doyle-Risi Racing Wayne Taylor Eric van de Poele Fermín Vélez Ferrari 333 SP 298 Ferrari F310E 4.0 L V12 7 GT2 65 Saleen Allen Speedlab Steve Saleen Ron Johnson Tommy Archer Saleen Mustang SR ? 297 Ford 5.9 L V8 8 GT1 91 Rock Valley Racing John Heinricy Stu Hayner Roger Schramm Chevrolet Camaro 297 Chevrolet V8 9 GT2 04 C.J. Motorsports John Morton John Graham Ron Fellows Porsche 911 GT2 296 Porsche 3.6 L Turbo Flat-6 10 GT2 99 Larry Schumacher Robert Nearn John O'Steen Larry Schumacher Porsche 911 GT2 296 Porsche 3.6 L Turbo Flat-6 11 GT3 10 Prototype Technology Group Bill Auberlen Boris Said BMW M3 295 BMW 3.2 L I6 12 GT3 6 Prototype Technology Group Peter Cunningham Ross Bentley Mark Simo BMW M3 293 BMW 3.2 L I6 13 WSC 20 Dyson Racing Dorsey Schroeder Butch Leitzinger James Weaver Elliott Forbes-Robinson Riley & Scott Mk III 290 Ford 5.0 L V8 14 GT3 23 Alex Job Racing Charles Slater Cort Wagner Darryl Havens Porsche 911 Carrera RSR 286 Porsche 3.8 L Flat-6 15 GT3 07 G & W Motorsports Patrick Huisman Danny Marshall Steve Marshall Darren Law Porsche 993 285 Porsche 3.8 L Flat-6 16 GT3 76 Team A.R.E. John Ruther Jake Vargo Nick Anegelos Peter Argetsinger Porsche 993 Carrera RSR 283 Porsche 3.8 L Flat-6 17 WSC 95 TRV Motorsport Jeret Schroeder Tom Volk Lyn St. James Kudzu DL-4 283 Chevrolet 6.0 L V8 18 GT3 24 Tim Vargo Jack Refenning Tim Vargo Josh Vargo Brady Refenning Porsche 911 Carrera RSR 277 Porsche 3.8 L Flat-6 19 GT3 25 Alex Job Racing Charles Slater Don Kitch Angelo Cilli Dale White Michael Peterson Porsche 911 Carrera RSR 268 Porsche 3.8 L Flat-6 20 GT1 2 Mosler Automotive Shane Lewis Vic Rice Tom Reese Mosler Raptor 263 Chevrolet 6.3 L V8 21 GT3 96 Olive Garden Racing Kevin Wheeler Mike Davies Ron Zitza Porsche 911 Carrera RSR 259 Porsche 3.8 L Flat-6 22 GT1 71 Art Pilla Arthur Pilla Oma Kimbrough David Kitchak Porsche 911 GT2 ? 253 Porsche 3.6 L Turbo Flat-6 23DNF GT3 46 Bill Radar Max Schmidt Chris Bingham Porsche 911 Carrera RSR 249 Porsche 3.8 L Flat-6 24DNF WSC 39 Matthews-Colucci Racing David Murry Hurley Haywood Derek Bell Jim Matthews Riley & Scott Mk III 247 Ford 5.0 L V8 25 GT3 32 Phoenix Motorsports Don Knowles Jim Michaelian Jim McNeely John Heinricy Pontiac Firebird 246 Pontiac V8 26 WSC 12 Genesis Racing Chuck Goldsborough Michael DeFontes Mark Neuhaus Rick Fairbanks Hawk MD3R 244 Mazda 2.0 L 3-Rotor 27DNF GT3 68 The Racer's Group Stephen Earle Philip Collin Kevin Buckler Porsche 911 Carrera RSR ? 242 Porsche 3.8 L Flat-6 28DNF GT1 11 Robinson Racing Jack Baldwin Irv Hoerr George Robinson Oldsmobile Aurora GTS-1 ? 235 Oldsmobile 4.0 L V8 29DNF GT3 55 AASCO Performance Tim Ralston Kelly Collins Jorge Trejos Porsche 911 Carrera RSR 232 Porsche 3.8 L Flat-6 30DNF WSC 28 Intersport Racing Jon Field Butch Brickell Rick Sutherland Riley & Scott Mk III 173 Ford 5.0 L V8 31DNF GT2 77 Konrad Motorsport Wido Rössler Peter Kitchak Matt Turner Porsche 911 GT2 170 Porsche 3.6 L Turbo Flat-6 32DNF GT3 1 Prototype Technology Group Craig Carter Andy Petery Giovanna Amati BMW M3 170 BMW 3.2 L I6 33DNF GT2 01 Rohr Sylvain Tremblay Martin Snow Jochen Rohr Porsche 911 GT2 160 Porsche 3.6 L Turbo Flat-6 34DNF GT2 38 Mark Hein Mark Hein Gary Blackman John Green Pete Halsmer Acura NSX 159 Acura 3.2 L V6 35DNF GT1 87 John Annis John Annis Lee Hill Randy Pobst Mick Robinson Chevrolet Camaro ? 152 Chevrolet V8 36DNF WSC 8 Transatlantic Racing Services Johnny O'Connell Henry Camferdam Scott Schubot Riley & Scott Mk III 130 Ford 5.0 L V8 37DNF WSC 59 Intersport Racing Alex Smith Simon Gregg Joaquin DeSoto John Mirro Spice SC95 129 Oldsmobile Aurora 4.0 L V8 38DNF GT3 54 Bell Motorsports Terry Borcheller Carlos DeQuesada Scott Neuman Joe Varde BMW M3 125 BMW 3.2 L I6 39DNF GT3 93 Team Ecuador Henry Taleb Rino Mastronardi Nissan 240SX 95 Nissan 2.4 L I4 40DNF GT3 57 Kryderacing Luis Sereix Frank Del Vecchio Reed Kryder Nissan 240SX ? 42 Nissan 2.4 L I4 41DNF WSC 63 Downing Atlanta Jim Pace Yojiro Terada Jim Downing Kudzu DLM 36 Mazda 2.0 L 3-Rotor 42DNF GT3 86 First Union Darren Law Steve Pfeffer Mike Fitzgerald Porsche 993 ? 34 Porsche 3.8 L Flat-6 43DNF GT3 67 The Racer's Group Peter Baron Dennis O'Keefe Steve Pelke Porsche 911 Carrera RSR ? 24 Porsche 3.8L Flat-6 44DNF GT2 15 Jon Lewis Bill Eagle Dorsey Schroeder Vector M12 16 Lamborghini 5.7 L V12 45DNF WSC 16 Dyson Racing James Weaver Elliott Forbes-Robinson Butch Leitzinger Riley & Scott Mk III 7 Ford 5.0L V8 46DNF GT2 69 Gustl Spreng Gustl Spreng Kersten Jodexnis Ray Mummery Porsche 993 Carrera Turbo 6 Porsche 3.6 L Turbo Flat-6 47DNF GT3 33 Phoenix Racing Steve McNeely Jim Michealian Joe Aquilante Pontiac Firebird ? 4 Pontiac V8 48DNF GT1 3 Greg Malvaso Jerry Kinn Chuck Singletary Gerre Payvis Chevrolet Camaro ? 0 Chevrolet V8

Statistics Pole Position - #7 Doyle-Risi Racing - 1:55.052 Average Speed -

External links Race Results Photo Gallery