CARFIX

Triumph GT6 MK III (1971–1972)

The Triumph GT6, produced between 1971 and 1972, is a charming British sports car with a distinctive fastback design and a potent straight-six engine. A relatively rare sight in New Zealand, it offers a unique blend of performance and classic style. However, potential owners should be aware of its specific maintenance needs and potential issues.

Parts for the Triumph GT6 MK III

Known issues

• Rust in chassis, sills, floor pans, and other structural areas.
• Electrical system faults (wiring, lights, instruments).
• Independent rear suspension (IRS) issues (worn bushes, differential problems).
• Overheating due to cooling system inefficiencies.
• Carburetor issues requiring regular tuning.

WOF tips

• Chassis and body rust are critical points to inspect.
• Functionality of all lights and electrical components needs verification.
• Suspension components, especially in the rear IRS setup, must be checked for wear and play.
• Brake system integrity is essential.
• Exhaust system must be secure and leak-free.

About the Triumph GT6 MK III

The GT6 is celebrated for its smooth engine and engaging driving experience. Like many British cars of this era, rust is a primary concern, especially in areas like the chassis, sills, and door bottoms. The electrical system (often using Lucas components) can be prone to faults. The independent rear suspension (IRS) design is sophisticated but requires careful maintenance to prevent issues. Parts availability can sometimes be a challenge, but a dedicated enthusiast community exists in NZ.

Questions owners ask

What are the common rust areas I should inspect on a 1971-1972 TRIUMPH GT6 in New Zealand?
Given New Zealand's climate, rust is a significant concern for the TRIUMPH GT6. Key areas to inspect include the chassis, sills, floor pans, and door bottoms. Regular rust prevention treatments are highly recommended.
What are the common electrical issues with the TRIUMPH GT6 1971-1972?
The TRIUMPH GT6, like many British cars of its era, often experiences electrical issues. These can include problems with the wiring, lights, and instruments. Regular inspection and maintenance of the electrical system are crucial.
What should I check on the independent rear suspension (IRS) of my TRIUMPH GT6?
The independent rear suspension (IRS) on the TRIUMPH GT6 is a sophisticated design but requires careful maintenance. Check for worn bushes and potential differential problems. Regular inspection and replacement of worn components are essential to ensure proper handling and prevent more significant issues.
Where can I get a replacement water pump for my 1971-1972 TRIUMPH GT6 in NZ?
CARFIX stocks 113 SKUs for the TRIUMPH GT6 1971-1972. Check the CARFIX website or your local CARFIX store to find a suitable water pump for your vehicle.
What are the key WOF (Warrant of Fitness) check points specific to the TRIUMPH GT6 1971-1972?
For a TRIUMPH GT6 WOF in New Zealand, critical inspection points include chassis and body rust, functionality of all lights and electrical components, suspension components (especially the rear IRS setup) for wear and play, brake system integrity, and a secure, leak-free exhaust system.
My TRIUMPH GT6 1971-1972 is overheating. What could be the cause?
Overheating in the TRIUMPH GT6 can be due to cooling system inefficiencies. Check the radiator, thermostat, water pump, and hoses for any signs of damage or blockage. Ensure the cooling system is properly flushed and filled with the correct coolant.
How often should I service my 1971-1972 TRIUMPH GT6?
The recommended service interval for the TRIUMPH GT6 1971-1972 is every 5000km. Regular servicing helps maintain its performance and address potential issues early on.