"Jaguar claimed more than a dozen wins in 1977 and 1978 (including seven in a row in 78), the drivers' titles in 77 and 78 and the 78 manufacturer's crown [in the Trans-Am Series with the help of Group 44] before moving on to prototype racing and an eventual Le Mans 24 Hour assault."
Bob Tullius won his seventh consecutive race at the 1978 Trans-Am season finale in Mexico City and won his second straight Category I Drivers' Championship. Jaguar won the Manufacturers Championship with Tullius' victory.
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