TAT-03 - 1988 - 1989 (89' has the Porsche V10)
TAT-03B - 1990 - 1991
TAT-03C - 1992 (Minor Rear Wing Changes From 1991 Car)
TAT-04 - 1993
(1994 Not Entered After imola)

Current Lineup (1987)
Luigi Guillermo - 54
Terry Anderson - 55

Testa Automobile - Since 1899