Lancia Stratos HF (High Fidelity) Group 4 Rally in 1974 (Group 5 in 1972-1973 before homologation). 2418cc/147.56cu.in. 65° DOHC V6. 980kg/2,161lb. Body styling by Marcello Gandini (Bertone). The Stratos Rally car development produced the first purpose built rally race car designed from scratch. Won 1974, 1975, and1976 Championships with drivers Sandro Munari and Björn Waldegård.