The Coca-Cola Twelve Hours of Sebring, International Grand Prix of Endurance, was the second round of the 1981 IMSA GT Championship and 1981 World Sportscar Championship. The race was held at the Sebring International Raceway, on March 21, 1981. Victory overall went to the Bayside Disposal Racing Porsche 935 driven by Hurley Haywood, Al Holbert, and Bruce Leven.

Race results Class winners in bold.

Pos Class No Team Drivers Car Laps 1 GTX 86 Bayside Disposal Racing Hurley Haywood Al Holbert Bruce Leven Porsche 935 245 2 GTX 90 Cooke Woods Racing / Garretson Enterprises Roy Woods Ralph Kent-Cooke Skeeter McKitterick Porsche 935 K3 242 3 GTX 2 Marty Hinze Racing Marty Hinze Milt Minter Bill Whittington Porsche 935 K3 240 4 GTX 3 Andial/Meister Racing Howard Meister Rolf Stommelen Harald Grohs Porsche 935 233 5 GTO 58 Charles Kendall Chuck Kendall Pete Smith Dennis Aase Porsche 911 Carrera RSR 218 6DNF GTX 30 Momo/Penthouse Giampiero Moretti Charles Mendez Mauricio de Narváez Porsche 935 213 7 GTO 23 Roe/Selby Racing Tim Selby Earl Roe Porsche 911 Carrera RSR 212 8 GTO 73 Z & W Enterprises M. L. Speer Eddy Joosen Dick Vermeesch Mazda RX-7 212 9 GTU 98 Kent Racing Lee Mueller Walt Bohren Mazda RX-7 211 10 GTO 44 Group 44 Bob Tullius Bill Adam Triumph TR8 208 11 GTU 67 Pennzoil of Puerto Rico Mike Ramirez Luis Gordillo Manuel Villa Porsche 911 208 12 GTO 04 T & R Racing Rene Rodriguez Tico Almeida Miguel Morejon Porsche 911 Carrera RSR 203 13 GTO 54 Florida Crystals/Montura Racing Albert Naon Tony Garcia Hiram Cruz Porsche 911 Carrera RSR 203 14 GTO 35 H.S.M. Racing Mandy Gonzalez Bonky Fernandez Juan Cochesa Porsche 934 199 15 GTU 50 Downing/Maffucci Racing Jim Downing Irv Hoerr Scott Hoerr Mazda RX-7 196 16 GTU 49 Faza Squadra Al Cosentino Bob Speakman Mazda RX-7 190 17 GTX 9 Cooke Woods Racing/Garretson Enterprises Bob Garretson Bobby Rahal Brian Redman Porsche 935 K3 190 18DNF GTU 45 Autosport Technology Dwight Mitchell Ray Ratcliff Bill Cooper Porsche 914 189 19DNF GTO 28 NTS Racing Sam Posey Fred Stiff Datsun 280ZX Turbo 187 20 GTO 4 Group 44 John Kelly Pat Bedard Triumph TR8 187 21DNF GTU 32 Alderman Datsun George Alderman John McComb Datsun 240Z 186 22 GTU 77 Bruce R. Jennings Bruce Jennings Bill Bean Tom Ashby Porsche 911 185 23 GTX 68 USA Racing Richard Valentine Maurice Carter Chevrolet Corvette 182 24 GTO 05 Miguel Morejon Fred Flaquer Joe Gonzalez Angelo Dominguez Porsche 911 Carrera RSR 182 25 GTU 31 Hallet Motor Racing Circuit Anatoly Arutnoff Jose Marina Lancia Stratos HF 177 26 GTX 84 Scorpio Racing "Jamsal" Eduardo Barrientos Guillermo Valiente Porsche 935 177 27 GTO 25 Red Lobster Racing Dave Cowart Kenper Miller BMW M1 176 28 GTU 81 Trinity Racing Steve Dietrich Tom Winters Hugh McDonough Mazda RX-7 174 29 GTX 83 George R. Shafer George Shafer Craig Shafer Al Crookston Chevrolet Camaro 173 30 GTO 34 Drolsom Racing George Drolsom Rob Hoskins Buzz Marcus Porsche 924 Carrera GTR 165 31DNF GTU 92 Kent Racing Kathy Rude Divina Galica Mazda RX-7 160 32 GTO 15 D. L. Performance Engineering Doug Lutz Dave Panaccione Porsche 911 Carrera RSR 155 33 GTU 52 Ours & Hours Racing Jack Swanson Tom Cripe Van McDonald Porsche 911 154 34DNF GTO 43 Bob Gregg Racing Bob Gregg Bob Young Joe Varde Porsche 911 Carrera 153 35 GTU 88 Klaus Bitterauf Klaus Bitterauf James Moxley Jim Leo Porsche 911 150 36DNF GTX 41 Statagraph Billy Hagan Terry Labonte Chevrolet Camaro 144 37DNF GTO 24 Jack Refenning Jack Refenning Ren Tilton Peter Welter Porsche 934 139 38 GTU 39 The Foreign Exchange John Higgins Chip Mead Bill Johnson Porsche 911 136 39 GTU 66 Dunham Trucking Jack Dunham Tom Sheehy Luis Sereix Mazda RX-7 136 40 GTX 02 Firestone Tire & Rubber John Morton Tom Klausler Ford Mustang 133 41DNF GTX 1 John Fitzpatrick Racing John Fitzpatrick Jim Busby Porsche 935 K3 129 42 GTO 60 Bob's Speed Products Bob Lee Vicki Smith Tom Alan Marx AMC AMX 128 43DNF GTU 62 Kegel Enterprises Bill Koll Jeff Kline Porsche 911 SC 121 44DNF GTX 0 Interscope Racing Ted Field Danny Ongais Porsche 935 K3 117 45DNF GTO 53 Fritz Hochreuter Fritz Hochreuter Rainer Brezinka Gary Hirsch Porsche 911 Carrera RSR 114 46DNF GTX 27 Kenneth LaGrow / Jack Holley Kenneth LaGrow Jack Turner Chevrolet Camaro 114 47DNF GTU 7 Loud Car Racing Jim Mullen Michael Zimicki Mazda RX-7 112 48DNF GTX 09 T-Bird Swap Shop Preston Henn John Gunn Gary Belcher Porsche 935 K3 107 49DNF GTO 14 BMW Challenge Team Alf Gebhardt Marc Surer BMW M1 106 50DNF GTU 57 Personalized Autohaus Wayne Baker Robert Overby Dan Gilliland Porsche 914 96 51DNF GTX 72 Vince Thompson Del Russo Taylor Rex Ramsey Chevron GTP 96 52DNF GTX 20 Chris Cord Racing Chris Cord Jim Adams Chevrolet Monza 94 53DNF GTX 97 The Cummings Marque Don Cummings Tom Juckette Chevrolet Monza 94 54DNF GTU 55 Mandeville Racing Ent. Roger Mandeville Amos Johnson Mazda RX-7 89 55DNF GTO 93 Sanyo/Russ Boy John Carusso Russ Boy Rex Ramsey Chevrolet Corvette 89 56DNF GTX 48 Meldeau Tire Stores Bill McDill Robert Whitaker Chevrolet Camaro 85 57DNF GTO 29 Bill Ferran Nort Northam Chiqui Soldevilla Porsche 911 Carrera RSR 84 58DNF GTU 82 Trinity Racing Jim Cook John Casey Bob Bergstrom Mazda RX-7 74 59DNF GTO 12 Performance Marine Racing Jimmy Tumbleston Bobby Dumont Ford Smith Chevrolet Camaro 63 60DNF GTX 5 Bob Akin Motor Racing Bob Akin Derek Bell Craig Siebert Porsche 935 K3 62 61DNF GTU 75 Z & W Enterprises Pierre Honegger Pierre Dieudonné Jean-Paul Libert Mazda RX-7 60 62DNF GTX 07 Heimrath Porsche Ludwig Heimrath Sr. Ludwig Heimrath Porsche 935 57 63DNF GTU 16 Corp Racing Ltd. Doug Grunnet Jim Burt Steve Paquette Mazda RX-7 50 64DNF GTO 40 David Deacon Racing David Deacon Mike Freberg Rudy Bartling BMW M1 47 65DNF GTX 94 Whittington Bros Don Whittington Bill Whittington Dale Whittington Porsche 935 K3 43 66DNF GTX 8 JLP Racing John Paul Sr. John Paul Jr. Porsche 935 40 67DNF GTO 79 Van Every Racing Lance Van Every Richard Bond Ash Tisdelle Porsche 911 Carrera RSR 27 68DNF GTO 56 Rick Borlase Rick Borlase Michael Hammond Don Kravig Porsche 911 Carrera RSR 27 69DNF GTO 03 Angelo Pallavicini Angelo Pallavicini Neil Crang Dan Simpson Porsche 934 23 70DNF GTO 89 Vette Brakes Al Levenson Elizabeth Kleinschmidt Charles Kleinschmidt Chevrolet Corvette 21 71DNF GTO 42 Cotrone Racing Enterprises Joe Cotrone Kal Showket Phil Currin Emory Donaldson Chevrolet Corvette 20 72DNF GTO 85 Sunrise Auto Parts Jeff Loving Ralph Noseda Richard Small Chevrolet Camaro 18 73DNF GTO 61 Sharkskin Racing C. C. Canada Earle Moffitt Harry Cochran Chevrolet Corvette 15 74DNF GTU 38 Case Racing Ron Case Ray Mummery Jack Rynerson Porsche 911 12 75DNF GTU 70 Doyle Racing Chris Doyle Hubert Phipps Mazda RX-7 10 76DNF GTU 21 Alps Restoration Peter Aschenbrenner Peter Moennick Herman Lausberg Porsche 914 6 77DNF GTO 13 Garcia Racing John Lino George Garcia Fernando Garcia Chevrolet Corvette 2 78DNF GTU 37 Vince Thompson Janis Taylor Pat Godard Carol Cone Alfa Romeo Alfetta 1 DNS GTX 00 Interscope Racing Danny Ongais Ted Field Porsche 935 K3 0 DNS GTX 18 JLP Racing Werner Frank Porsche 935 0 DNS GTX 91 T-Bird Swap Shop Preston Henn John Gunn Gary Belcher Ferrari 512 BB 0 DNS GTO 36 Herman + Miller P+A Doc Bundy Paul Miller Porsche 924 Carrera GTR 0 DNS GTU 71 Morgan Performance Group Charles Morgan Jim Miller Herb Forrest Datsun 280ZX 0 DNS GTO 10 T. C. Racing Tim Chitwood Joe Varde Chevrolet Camaro 0 DNS GTU 01 T & R Racing Fred Flaquer Joe Gonzalez Angelo Dominguez Porsche 911 Carrera 0 DNS GTO 46 BR Racing Mark Leuzinger Mike van der Werff De Tomaso Pantera 0 DNS GTX 19 Chris Cord Racing Chris Cord Jim Adams Chevrolet Monza 0 DNS GTX 22 Paul Canary Racing John Gunn Paul Canary McLaren M12 GT 0 DNS GTO 65 Yenko Chevrolet Gary English Don Yenko Bob McClure Chevrolet Camaro 0 DNS GTX 74 Z & W Enterprises Pierre Honegger Ernesto Soto Mazda RX-7 GTP 0

Class Winners

Class Winners GTX Haywood / Holbert / Leven Porsche 935 GTO Kendall / Smith / Aase Porsche Carrera RSR GTU Mueller / Bohren Mazda RX-7

References