| 1984 · 1000 Kilometres di Imola | not_classified | 88 | | Lyncar Motorsport Ltd. | Costas Los · John Nicholson · Lella Lombardi | Lyncar MS83 Ford | — | 102 | WSPR historical record |
| 1981 · Flying Tigers 1000, Brands Hatch | 5 | 10 | 1. S2.0 | Enzo Osella | Giorgio Francia · Lella Lombardi | Osella PA9 BMW | — | 226 | WSPR historical record |
| 1981 · Mugello 6 Hours | 1 | 14 | 1. S2.0 | Osella | Giorgio Francia · Lella Lombardi | Osella PA9 BMW | — | 177 | WSPR historical record |
| 1981 · 1000 km Monza | 2 | 43 | 1. S2.0 | Osella Corse | Lella Lombardi · Giorgio Francia | Osella PA9 BMW | — | 172 | WSPR historical record |
| 1981 · Silverstone 6 Hours | 4 | 56 | 1. S2.0 | Enzo Osella | Lella Lombardi · Giorgio Francia | Osella PA9 BMW | — | 201 | WSPR historical record |
| 1981 · XXI. Coppa Florio, 6 ore Enna-Pergusa | 2 | 5 | 1. S2.0 | Enzo Osella | Giorgio Francia · Lella Lombardi | Osella PA9 BMW | — | 200 | WSPR historical record |
| 1980 · 1980 24 Hours of Le Mans | DNF | 28 | Gr.6 S 2.0 | Scuderia Torino Corse | Lella Lombardi · Mark ThatcherLella Lombardi Mark Thatcher | Osella PA8 | BMW M12 2.0L S4 | 157 | Wikipedia contributors · CC BY-SA 4.0 |
| 1980 · 6 h Vallelunga | retired | 41 | S2.0 | Enzo Osella | Vittorio Brambilla · Lella Lombardi | Osella PA8 BMW | — | 50 | WSPR historical record |
| 1980 · Dijon 1000 | retired | 5 | S2.0 | Enzo Osella | Lella Lombardi · Vittorio Brambilla | Osella PA8 BMW | — | 2 | WSPR historical record |
| 1980 · Brands Hatch 6 Hours | retired | 5 | S2.0 | Enzo Osella | Lella Lombardi · Marco Rocca | Osella PA8 BMW | — | 82 | WSPR historical record |
| 1980 · Mugello 6 Hours | retired | 7 | S2.0 | Torino Corse | Vittorio Brambilla · Lella Lombardi | Osella PA8 BMW | — | 84 | WSPR historical record |
| 1980 · Monza 1000 Kilometres | retired | 41 | S2.0 | Enzo Osella | Vittorio Brambilla · Lella Lombardi | Osella PA8 BMW | — | 16 | WSPR historical record |
| 1980 · Silverstone 1000 | retired | 41 | S2.0 | Lella Lombardi | Lella Lombardi · Vittorio Brambilla | Osella PA8 BMW | — | 181 | WSPR historical record |
| 1980 · Nürburgring 1000 Kilometres | retired | 51 | S2.0 | Enzo Osella | Vittorio Brambilla · Lella Lombardi | Osella PA8 BMW | — | 29 | WSPR historical record |
| 1979 · 6 Hours of Mugello | 4 | 26 | 1. S2.0 | Giorgio Francia | Giorgio Francia · Lella Lombardi | Osella PA6 BMW | — | 133 | WSPR historical record |
| 1979 · 25th 1000 km Nürburgring | entry_only | 111 | S2.0 | Lella Lombardi | Lella Lombardi · Giorgio Francia | Osella PA7 BMW | — | | WSPR historical record |
| 1979 · 19. Coppa Florio, Pergusa | 1 | 33 | 1. S | Lella Lombardi | Lella Lombardi · Enrico Grimaldi | Osella PA7 BMW | — | 184 | WSPR historical record |
| 1979 · Rivet Suply 6 hours, Brands Hatch | 16 | 10 | 8. GT | Kenneth Leim | Kenneth Leim · Lella Lombardi | Porsche 934 | — | 198 | WSPR historical record |
| 1979 · Trofeo Ignazio Giunti, Vallelunga | 1 | 7 | 1. S2.0 | Enzo Osella | Giorgio Francia · Lella Lombardi | Osella PA7 BMW | — | 265 | WSPR historical record |
| 1978 · 6 h Mugello | entry_only | 28 | GT | Lombardi/Leim | Kenneth Leim · Lella Lombardi | Porsche 934 | — | | WSPR historical record |
| 1978 · 6 h Silverstone | 15 | 22 | 5. GT | Kenneth Leim | Kenneth Leim · Lella Lombardi | Porsche 934 | — | 178 | WSPR historical record |
| 1978 · 1000 km Nürburgring | retired | 40 | GT | Kenneth Leim | Kenneth Leim · Otto Köhler · Lella Lombardi | Porsche 934 | — | 11 | WSPR historical record |
| 1978 · 6 h Vallelunga | entry_only | 11 | Gr.5 | Lombradi/Leim | Kenneth Leim · Lella Lombardi | Porsche 934 | — | | WSPR historical record |
| 1977 · 1977 24 Hours of Le Mans | 11 | 2 | Gr.6 S 3.0 | Inaltéra | Lella Lombardi · Christine BeckersLella Lombardi Christine Beckers | Inaltéra LM77 | Cosworth DFV 3.0L V8 | 279 | Wikipedia contributors · CC BY-SA 4.0 |
| 1977 · 24 Hours of Daytona, Daytona International Speedway | 47 | 21 | 2. Sports | Inaltera | Christine Beckers · Lella Lombardi · DNS - Jean Rondeau | Inaltera Ford | — | 78 | WSPR historical record |
| 1977 · Trofeo Filippo Caracciola, Monza | retired | 15 | S3.0 | Giorgio Pianta | Lella Lombardi · Giorgio Pianta | Lola T282 Ford | — | 26 | WSPR historical record |
| 1977 · Trofeo Ignazio Giunti, Vallelunga | retired | 4 | S3.0 | — | Lella Lombardi | Lola T282 Ford | — | 42 | WSPR historical record |
| 1977 · Coppa Florio, Pergusa | retired | 19 | S2.0 | Osella Squadra Corse | Lella Lombardi · Giovanni Anzeloni | Osella PA5 BMW | — | 61 | WSPR historical record |
| 1977 · 250 km Imola | 3 | 27 | 2. S2.0 | Osella Squadra Corse | Giovanni Anzeloni · Lella Lombardi | Osella PA5 BMW | — | 47 | WSPR historical record |
| 1977 · Elan Trophae, Salzburgring | entry_only | 9 | S2.0 | Torino Corse | Lella Lombardi | Osella PA5 BMW | — | | WSPR historical record |
| 1977 · Rivet Supply 6 Hours, Brands Hatch | retired | 21 | Gr.5 | Kenneth Leim | Lella Lombardi · Kenneth Leim | Porsche Carrera RSR | — | 16 | WSPR historical record |
| 1977 · Hessen Preis, Hockenheim | 14 | 21 | 9. Gr.5 | Kenneth Leim | Kenneth Leim · Lella Lombardi | Porsche Carrera RSR | — | 144 | WSPR historical record |
| 1977 · 6 Ore di Vallelunga | 4 | 19 | 1. GT | Kenneth Leim | Lella Lombardi · Kenneth Leim | Porsche Carrera RSR | — | 240 | WSPR historical record |
| 1976 · 1976 24 Hours of Le Mans | 20 | 3 | GTP | Aseptogyl | Lella LombardiLella Lombardi Christine Dacremont | Lancia Stratos Turbo | Ferrari Dino 2.4L V6 turbo | 265 | Wikipedia contributors · CC BY-SA 4.0 |
| 1976 · March Trophy, Mugello 6 Hours | retired | 25 | Gr.5 | Michele di Gioia | Lella Lombardi · Michele di Gioia · Vittorio Bernasconi | Porsche Carrera RSR | — | 5 | WSPR historical record |
| 1976 · Coppa Florio, Enna 4 Hours, Pergusa | retired | 33 | S2.0 | Danilo Tesini | Lella Lombardi · Danilo Tesini | Osella PA4 BMW | — | 41 | WSPR historical record |
| 1976 · 500 km des ACF Dijon-Prenois | 16 | 20 | S2.0 | Danilo Tesini | Lella Lombardi · Danilo Tesini | Osella PA4 BMW | — | 115 | WSPR historical record |
| 1976 · Elan Trophy, Salzburgring | retired | - | S2.0 | Danilo Tesini | Lella Lombardi | Osella PA4 Ferraris | — | 10 | WSPR historical record |
| 1976 · Trofeo Ignazio Giunti, Vallelunga 6 Hours | entry_only | 6 | GT | Egon Evertz K.G. | Lella Lombardi | Porsche Carrera RSR | — | | WSPR historical record |
| 1976 · World Championship of Maker, 6 Hours of Silverstone | 5 | 26 | 1. GT | Egon Evertz | Lella Lombardi · Heinz Martin | Porsche 934 Turbo | — | 206 | WSPR historical record |
| 1976 · ADAC 1000 Kilometres, Nürburgring | retired | 23 | GT | Egon Evertz | Lella Lombardi · Heinz Martin · Egon Evertz | Porsche 934 Turbo | — | 29 | WSPR historical record |
| 1975 · 1975 24 Hours of Le Mans | DNF | 26 | S 2.0 | Equipe Elf Switzerland | Lella LombardiMarie-Claude Beaumont Lella Lombardi | Renault - Alpine A441 C | Renault 1997cc V6 | 20 | Wikipedia contributors · CC BY-SA 4.0 |
| 1975 · 1000 km Mugello (150 laps) | 6 | 8 | 2. S2.0 | Equipe Elf-Switzerland | Lella Lombardi · "Marie-Claude Beaumont" | Alpine Renault A441 | — | 144 | WSPR historical record |
| 1975 · 800 km Dijon | 13 | 5 | 3. S2.0 | Equipe Elf-Switzerland | "Marie-Claude Beaumont" · Lella Lombardi | Alpine Renault A441 | — | 180 | WSPR historical record |
| 1975 · Trofeo F. Carraciolo, Monza | 4 | 15 | 1. S2.0 | Equipe Elf Switzerland | Lella Lombardi · "Marie-Claude Beaumont" | Alpine Renault A441 | — | 166 | WSPR historical record |
| 1975 · Coppa Florio, Enna-Pergusa | did_not_start | 10 | S2.0 | Equipe Elf Switzerland | Lella Lombardi · "Marie-Claude Beaumont" | Alpine Renault A441 | — | | WSPR historical record |
| 1975 · 1000 km Zeltweg | retired | 34 | S2.0 | Alpine | Lella Lombardi · "Marie-Claude Beaumont" - DN | Alpine Renault A441 | — | 20 | WSPR historical record |
| 1974 · Brands Hatch BA 1000 Kilometres | retired | 9 | S3.0 | Jolly Club | Pino Pica · Lella Lombardi | Lola T284 Ford | — | 62 | WSPR historical record |