In basic terms Triumph created a sports coupe from its popular Triumph Spitfire sports car improving its performance by installing its 6 cylinder 2000 engine from the Triumph 2000.

The Mark 1 produced 95 bhp followed by a Mark 2 and 3 version with 104 bhp. In their day the GT6 MK2 and 3 were considered fast the MK 3 achieving a best of 112 mph with a 0-60 time of 9.8 seconds.

Main rival of this small coupe was the slower MG MGB GT.

• ​GT6 Mark I, 1996 cc inline 6 (July 1966 – Sept 1968) – Number produced: 15,818
• GT6 Mark II, 1996 cc inline 6 (July 1968 – Dec 1970) – Number produced: 12,066
• GT6 Mark III, 1996 cc inline 6 (Oct 1970 – Dec 1973) – Number produced: 13,042

Production Total: 40,926 (all models)

How Many Still Motoring in the United Kingdom?

Model	Status	Number
TRIUMPH GT6 Mk 1, 2, 3	Licensed	1096
TRIUMPH GT6 Mk 1, 2, 3	SORN	764