A used Triumph TR6 is a good buy when the frame rails and sills are solid and the fuel and throttle recalls have been addressed, because a pretty body on a rotten frame is a money pit. Triumph built the TR6 from 1969 to 1976, as the Wikipedia TR6 page outlines. On Nov. 5, 2026, the NHTSA recall API returned three campaigns for a 1974 TR6 query: 74V111000 (fuel tank seams, filler hose and evaporative lines), 78V014000 (throttle linkage that may not close) and 78V013000 (headlamp switch failure).
Frame and sill rust
Check the frame rails, sills, floors, trailing-arm mounts and the differential mounts. TR6s rust where you cannot see from a standing look. Lift the carpets if the seller allows it, and look for fresh undercoating over patches. A frame repair done right is fine; a cover-up is not.
Fuel tank and throttle recalls
Ask whether 74V111000 fuel-system work was done, and smell for fuel around the tank and filler. On the test drive, make sure the throttle returns cleanly when you lift off; recall 78V014000 covered linkage that could stick open. Check that the headlamps and taillamps work every time you cycle the switch (78V013000). Our Triumph recall check guide covers running the VIN.
Engine, gearbox and differential
The straight-six is torquey and leaks oil from the rear seal on many cars. Check oil pressure when hot, listen for bottom-end noise and test overdrive if fitted. Differential leaks are common; look for oil on the inboard brakes.
Soft top, hardtop and electrics
Ask whether a hardtop comes with the car and check the soft top for tears and a dry seal. Try every switch, gauge and light. Lucas-era connectors corrode, so intermittent faults are normal until cleaned.
U.S. vs home-market details
U.S. TR6s of the later years carry larger impact bars and emissions gear that home-market cars skipped. Some owners fit earlier European trim for the look. That is fine, but it should not raise the price on its own. Ask what has been changed and keep the original parts if they come with the car. A test drive should show a crisp overdrive engagement when fitted, no smoke on a cold start and a car that tracks straight under braking. Our Spitfire guide covers Triumph's smaller roadster.
When to walk away
- Rotten frame rails or trailing-arm mounts.
- A throttle that sticks open on the test drive.
- A strong fuel smell at the tank.
- A title number that does not match the car.
Questions to ask the seller
- Was the fuel tank and throttle recall work done?
- Has the frame been repaired, and where?
- Does overdrive work, and is the differential dry?
- Has the title ever been branded?
Reading the history on a decades-old car
Do not expect a long service log. Records from the 1970s and 1980s were often never reported, so the report matters most for title brands, odometer readings at title transfers and registration gaps by state. A car that moved from a coastal or rust-belt state to a dry one may have been retitled; look at the dates and ask why. An approved NMVTIS check adds salvage and junk records from insurers and recyclers. If the odometer readings go backward or the car shows as exempt, ask for the paper trail before you price it. Our odometer discrepancy guide explains what those entries mean.
Private-sale paperwork
Most cars like this sell privately. Make sure the name on the title matches the seller ID, the VIN on the title matches the plate and the stamping on the car, and any old lien is released in writing. Our lien release guide walks through that step. Pay by a traceable method, get a dated bill of sale, and do not accept an open title signed by someone who is not present.
How to price it
Injected U.S. cars, carbureted cars and restored examples sell in different bands. Compare recent sales on Hagerty, then subtract frame work. Our inspection cost guide covers what a specialist check runs.
What the report costs
As of early November 2026 a CARFAX bought direct usually costs around $44.99, and AutoCheck sits a little lower. We are a licensed CARFAX and AutoCheck reseller, not affiliated with CARFAX, AutoCheck or Experian. Our guest price has been about $5.50 a report, about $4.50 for members, and about $6.75 for a CARFAX and AutoCheck bundle. Confirm the price at checkout, since it can change.
On a car this old, read the report for title brands and odometer readings first; service entries are often thin.
Sources
- NHTSA recall lookup (API checked Nov. 5, 2026; three campaigns (74V111000, 78V014000, 78V013000) for a 1974 TR6 query)
- Triumph TR6, Wikipedia
- NMVTIS
- Hagerty (valuation tools)
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