Motorsport
The Fiat Twin Cam engine has been widely used in motorsport and has been the most successful engine in the history of the World Rally Championship. The World Rally Championship for Manufacturers has been won by Fiat and Lancia, using engines based on the Lampredi Twin Cam engine, for a total of 10 years.
| Constructor | Car used in World Championship | Seasons | Manufacturers' Titles |
|---|---|---|---|
| Fiat | Fiat 124 Abarth | 1970–1975 | 0 |
| Lancia | Lancia Beta Coupe | 1974–1975 | 0 |
| Fiat | Fiat 131 Abarth | 1976–1982 | 3 (1977, 1978, 1980) |
| Lancia | Lancia 037 | 1982–1986 | 1 (1983) |
| Lancia | Lancia Delta HF 4WD and Delta Integrale | 1987–1993 | 6 (1987–1992) |
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