Triumph GT6 MK II Images and Technical Specification






Technical Information

 

 Triumph GT6 II

 Production  Dates

July 1968 - Dec 1970 

 Commission Numbers

KC 50,000 - KC 83,397 

 Total Produced

12,066 

 Base Price

£879 

 

 Performance 

 0-60mph (0-97km/h)

9.5, (10.5 - No O/D) secs 

 Top Speed

110 mph (177 km/h) 
107 mph (172 km/h) - No O/D 

 Standing ¼ mile

17.4 secs 

 Bhp/ton (dry weight)

116 bhp/ton 

 Overall fuel consumption

26.1 mpg 

 Touring fuel consumption

27.9 mpg 

 

 Engine 

 Cylinders

6 in-line 

 Bore and Stroke

74.7 mm x 76 mm 

 Cubic Capacity

1,998 cc (122 cu. in.) 

 Compression Ratio

9.25:1 

 Valve Gear

o.h.v. pushrod 

 Carburettors

Twin Stromberg 150 CD 

 Fuel Pump

Mechanical AC 

 Ignition

12 volt, alternator 

 Firing Order

1-5-3-6-2-4 

 Lubrication

Eccentric Lobe pump, 
AC full-flow filter 

 Max. Power (net)

104 bhp @ 5,300 rpm 

 Max. Torque (net)

117.3 lb. ft. @ 3,000 rpm 

 

 Transmission 

 Clutch

8½ in. diaphragm (Borg & Beck) 

 Syncromesh

All gears 

 Top Gear ratio

1:1 (overdrive 0.8:1) 

 3rd Gear ratio

1.25:1 (overdrive 1:1) 

 2nd Gear ratio

1.78:1 

 1st Gear ratio

2.65:1 

 Reverse Gear ratio

3.10:1 

 Final Drive ratio

3.27:1 (overdrive 3.89:1) 

 Overdrive

Opt. Laycock D-type 

 

 Chassis 

 Construction

Backbone Chassis supporting 
integral body 

 Front Brakes

9.7 in Disc, Girling Caliper 

 Rear Brakes

8 x 1¼ in drum 

 Front Suspension

Independent by coil springs 
and double wishbones, 
Anti-roll bar 

 Rear Suspension

Independent by transverse 
leaf spring, Rotoflex couplings 
located by lower wishbones 
and longitudinal radius rods 

 Dampers

Girling Telescopic 

 Steering Type

Rack and Pinion 

 Tyres

155 SR-13 
Dunlop SP41/SP68 

 Wheels

13 x 4½ J 

 

 Dimensions 

 Length

12 ft. 3 in. 

 Wheelbase

6 ft. 11 in. 

 Width

4 ft. 9 in. 

 Front Track

4 ft. 1 in. 

 Rear Track
4 ft. 1 in. 

 Height

3 ft. 11 in. 

 Clearance

4 in. laden 

 Turning Circle

25 ft. 3 in. 

 Dry Vehicle Weight

1,793 lb (813 kg). 

 

 

 

 

| Contact us |
Copyright Classic-Car-Magazine 2013
| Updated 12-Nov-2011 |