The 27th Annual SunBank 24 at Daytona was a 24-hour endurance sports car race held on February 4–5, 1989 at the Daytona International Speedway road course. The race served as the opening round of the 1989 IMSA GT Championship.

Victory overall and in the GTP class went to the No. 67 Miller High Life/BF Goodrich 962 Porsche 962 driven by Bob Wollek, Derek Bell, and John Andretti. Victory in the Lights class went to the No. 9 Essex Racing Tiga GT288 driven by Charles Morgan, John Morrison, and Tom Hessert Jr. The GTO class was won by the No. 16 Stroh's Light Cougar Mercury Cougar XR-7 driven by Pete Halsmer, Bob Earl, Mark Martin, and Paul Stewart. Finally, the GTU class was won by the No. 17 Al Bacon Performance Mazda RX-7 driven by Al Bacon, Bob Reed, and Rod Millen.

Race results Class winners in bold.

Pos Class No Team Drivers Chassis Tyre Laps Engine 1 GTP 67 Miller High Life/BF Goodrich 962 Bob Wollek Derek Bell John Andretti Porsche 962 621 Porsche 3.0L Flat 6 Turbo 2 GTP 61 Castrol Jaguar Racing Price Cobb John Nielsen Andy Wallace Jan Lammers Jaguar XJR-9 621 Jaguar 6.0L V12 N/A 3 GTP 3 Brun Motorsports/Kalagian Racing Oscar Larrauri Walter Brun Hans-Joachim Stuck Porsche 962 603 Porsche 3.0L Flat 6 Turbo 4 GTP 86 Texaco Havoline Star Bayside Motorsports Klaus Ludwig James Weaver Sarel van der Merwe Porsche 962 600 Porsche 3.0L Flat 6 Turbo 5 GTP 77 Mazda Motors of America Yoshimi Katayama Takashi Yorino Elliott Forbes-Robinson Mazda 767B 559 Mazda 2.6L 4 Rotor 6 GTO 16 Stroh's Light Cougar Pete Halsmer Bob Earl Mark Martin Paul Stewart Mercury Cougar XR-7 554 Ford 6.0L V8 N/A 7 GTO 11 Stroh's Light Cougar Wally Dallenbach Jr. Dorsey Schroeder Mark Martin Mercury Cougar XR-7 534 Ford 6.0L V8 N/A 8 Lights 9 Essex Racing Charles Morgan John Morrison Tom Hessert Jr. Tiga GT288 530 Buick 3.0L V6 N/A 9 GTO 92 Motorcraft Bob Zeeb Jeff Purner Bobby Akin Mercury Capri 530 Ford 6.0L V8 N/A 10 GTO 90 Road Circuit Technology Andy Petery Les Delano Craig Carter Mercury Capri 528 Ford 6.0L V8 N/A 11 GTO 38 Mandeville Auto/Tech Roger Mandeville Kelly Marsh Brian Redman Mazda RX-7 528 Mazda 1.9L 3 Rotor 12 GTU 17 Al Bacon Performance Al Bacon Bob Reed Rod Millen Mazda RX-7 526 Mazda 1.3L Rotary 13DNF GTU 95 Fastcolor Images Bob Leitzinger Chuck Kurtz Butch Leitzinger Nissan 240SX 517 Nissan 3.0L V6 N/A 14 GTU 71 Team Highball Amos Johnson Dennis Shaw Bob Lazier Mazda RX-7 516 Mazda 1.3L Rotary 15 GTP 8 Fabcar American Racing Tim McAdam Bill Adam Chip Mead Fabcar GTP 515 Chevrolet 6.0L V8 N/A 16 GTU 89 901 Racing Jack Refenning Rusty Scott Freddy Baker Peter Uria Porsche 911 Carrera RSR 511 Porsche 3.2L Flat 6 N/A 17 GTO 03 Skoal Bandit Racing Tommy Kendall Max Jones Buz McCall Jack Baldwin Chevrolet Camaro 498 Chevrolet 5.5L V8 N/A 18DNF GTP 64 Bernard Jourdain Bernard Jourdain Oscar Manautou Allen Berg Andres Contreras Porsche 962 485 Porsche 3.0L Flat 6 Turbo 19 GTU 62 Alex Job Racing Terry Wolters Chris Kraft Rusty Bond Alex Job Porsche 911 485 Porsche 3.0L Flat 6 N/A 20DNF GTP 10 Hotchkis Racing Jim Adams John Hotchkis John Hotchkis Jr. Porsche 962 483 Porsche 3.0L Flat 6 Turbo 21 GTU 82 Aspen Inn Dick Greer Mike Mees John Finger Mazda RX-7 478 Mazda 1.3L Rotary 22 Lights 40 Bieri Racing Martino Finotto Paolo Guatamacchi Uli Bieri Tiga GT286 475 Ferrari 3.0L V8 N/A 23 Lights 55 Huffaker Racing Dan Marvin Alan Freed Mike Allison Scott Liebler Spice SE86CL 471 Pontiac 3.0L I4 N/A 24 GTP 5 Tom Milner Racing Jean-Pierre Frey Marty Roth Albert Naon Jr. Ford Mustang Probe 465 Ford 6.0L V8 N/A 25 Lights 26 MSB Racing Dave Cowart Scott Brayton Mike Meyer Jim Fowells Argo JM19 460 Mazda 1.3L 2 Rotor 26DNF Lights 4 Buick/Quaker State Linda Ludemann Scott Schubot John Williams Spice SE88P 456 Buick 3.0L V6 N/A 27DNF GTP 83 Electramotive Engineering Arie Luyendyk Chip Robinson Geoff Brabham Michael Roe Nissan GTP ZX-Turbo 453 Nissan 3.0L V6 Turbo 28DNF GTP 33 Old Spice Pontiac Dieter Quester Costas Los Jeff Kline Spice SE88P 427 Pontiac 5.0L V8 N/A 29DNF GTP 09 Ball Bros. Racing Steve Durst Jay Cochran Mike Brockman Tony Belcher Spice SE88P 426 Buick 4.5L V6 N/A 30DNF Lights 63 Mazda Motors of America Howard Katz Jim Downing John O'Steen John Maffucci Argo JM19 412 Mazda 1.3L 2 Rotor 31DNF Lights 43 Motorsports Marketing John Higgins Lorenzo Lamas Buddy Lazier Justus Reid Fabcar CL 395 Porsche 3.0L Flat 6 N/A 32 Lights 75 Jack Engelhardt Max Schmidt Todd Brayton Rusty Schmidt Jack Engelhardt Badger BB 391 Mazda 1.3L 2 Rotor 33DNF GTO 35 Budweiser Racing Craig Rubright Jean-Paul Libert Kermit Upton Chevrolet Camaro 360 Chevrolet 5.5L V8 N/A 34DNF GTU 04 SP Racing Gary Auberlen Bill Auberlen Cary Eisenlohr Monte Shelton Porsche 911 Carrera 351 Porsche 3.0L Flat 6 N/A 35DNF Lights 05 Diman Racing Tato Ferrer Rolando Falgueras Manuel Villa Mandy Gonzalez Royale RP40 349 Porsche 3.0L Flat 6 N/A 36DNF GTP 85 Texaco Havoline Star Bayside Motorsports Bruce Leven Rob Dyson Dominic Dobson John Paul Jr. Porsche 962 347 Porsche 3.0L Flat 6 Turbo 37DNF GTP 0 Joest Racing Frank Jelinski Claude Ballot-Léna Jean-Louis Ricci Porsche 962 346 Porsche 3.0L Flat 6 Turbo 38DNF GTU 87 Overton Autosport Lance Stewart Ron Cortez Jeff Alkazian Chet Fillip Mazda RX-7 344 Mazda 1.3L Rotary 39 GTO 51 Caribbean Sol Jack Boxstrom Dale Kreider Mark Porcaro Carson Hurley Buick Somerset 341 Buick 6.0L V8 N/A 40 GTO 32 Oftedahl Racing Ric Moore Pieter Baljet Randy McDonald Buick Somerset 335 Buick 5.7L V8 N/A 41DNF GTU 74 Huffaker Racing George Robinson Bart Kendall Johnny Unser Pontiac Fiero 323 Pontiac 3.0L I4 N/A 42DNF Lights 91 G.T. Motorsport David LaCroix David Seabroke Buzzy Smith Tommy Johnson Tiga GT285 310 Mazda 1.3L 2 Rotor 43DNF GTP 60 Castrol Jaguar Racing Jan Lammers Davy Jones Raul Boesel Jaguar XJR-9 288 Jaguar 6.0L V12 N/A 44DNF GTO 53 Chateau Souverain Richard McDill Robert Whitaker Bill McDill Chevrolet Camaro 287 Chevrolet 6.0L V8 N/A 45 GTO 94 Spirit of Brandon Steve Burgner Ken Bupp Henry Brosnaham Robert Peters Mark Montgomery Chevrolet Camaro 269 Chevrolet 6.0L V8 N/A 46DNF Lights 28 Far Western Bank Canada Shoes Tony Adamowicz Albert Rocca Tomas Lopez Aurelio Lopez Tiga GT286 266 Mazda 1.3L 2 Rotor 47DNF GTP 68 Busby Racing Mario Andretti Michael Andretti Porsche 962 237 Porsche 3.0L Flat 6 Turbo 48DNF Lights 02 Taymay, Inc. Parker Johnstone Frank Everett Ron Nelson Spice SE86CL 229 Pontiac 3.0L I4 N/A 49DNF GTO 31 A&R Auto Electric Wayne Akers Kent Painter Anthony Puleo David Donner Chevrolet Camaro 217 Chevrolet 5.7L V8 N/A 50DNF GTP 98 All American Racers Drake Olson Chris Cord Steve Bren Toyota 88C 180 Toyota 2.1L I4 Turbo 51DNF Lights 88 Transact, Inc. Tom Phillips Steve Johnson Bob Lesnett Argo JM19 165 Ferrari 3.0L V8 N/A 52DNF GTO 46 Gultwind Marine Daniel Urrutia Gene Whipp Gary Smith Jack Swanson Chevrolet Camaro 160 Chevrolet 5.7L V8 N/A 53DNF GTU 07 Full Time Racing Tommy Riggins Joe Varde Kal Showket Dodge Daytona 156 Dodge 2.4L I4 N/A 54DNF GTU 57 Kryder Racing Reed Kryder Zoltan Polony Brian Goodwin Craig Shafer Nissan 300ZX 142 Nissan 3.0L V6 N/A 55DNF GTP 6 Tom Milner Racing Tom Pumpelly Ruggero Melgrati Jack Baldwin Ford Mustang Probe 117 Ford 2.1L I4 Turbo 56DNF Lights 36 Erie Scientific John Grooms John Fergus Frank Jellinek Charles Monk Argo JM16 111 Mazda 1.3L 2 Rotor 57DNF GTO 47 Chaunce Wallace Jim Burt Nort Northam Chaunce Wallace Chevrolet Camaro 111 Chevrolet 5.1L V8 N/A 58DNF GTO 27 Rocketsports Racing Scott Pruett Jerry Clinton Les Lindley Paul Gentilozzi Oldsmobile Cutlass 101 Chevrolet 6.0L V8 N/A 59DNF Lights 20 Kennedy Groves Fred Phillips Ron McKay Randy Pobst Tiga GT285 92 Mazda 1.3L 2 Rotor 60DNF GTP 30 Torno-Momo Massimo Sigala Mauro Baldi Giampiero Moretti Stanley Dickens Porsche 962 80 Porsche 3.0L Flat 6 Turbo 61DNF GTP 84 Electramotive Engineering Michael Roe Geoff Brabham Chip Robinson Arie Luyendyk Nissan GTP ZX-Turbo 51 Nissan 3.0L V6 Turbo 62DNF GTO 12 Del Russo Taylor Ken Bupp Robert Peters Del Russo Taylor Mark Montgomery Paul Goral Pontiac Firebird 50 Pontiac 6.0L V8 N/A 63DNF GTO 29 Overbagh Motor Racing Oma Kimbrough Robert Kahn Hoyt Overbagh Robert Siegal Robert Peters Chevrolet Camaro 31 Chevrolet 6.0L V8 N/A 64DNF Lights 58 Gary Wonzer Racing Bill Bean Michael Dow Gary Wonzer Lola T616 19 Mazda 1.3L 2 Rotor 65DNF GTO 96 Paul Reisman Paul Reisman Bob Hebert Tom Gaffney Doug Mills Chevrolet Camaro 4 Chevrolet 5.8L V8 N/A 66DNF GTU 72 Jay Kjoller Jay Kjoller Patrick Mooney Robin Boone Bob Dotson Porsche 911 2 Porsche 3.2L Flat 6 N/A 67DNF GTP 66 Castrol Jaguar Racing Derek Daly Martin Donnelly Patrick Tambay Jaguar XJR-9 1 Jaguar 6.0L V12 N/A DNS GTP 7 Tom Milner Racing Lyn St. James David Loring Marty Roth Ford Mustang Probe ? - ? DNS Lights 79 Whitehall Motorsports Jim Rothbarth Mike Ciasulli Kenper Miller Gene Felton Spice SE87L - Pontiac 2.7L I4 N/ASource:

References