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ARP 721J

1971 Triumph GT6

White Petrol 1998cc
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MOT Status

Valid
Expires1 Jul 2026
Tests12 (9 pass, 3 fail)
Pass rate75%

Mileage

82,479 mi
Last recorded82,479 miles
Recorded on2 Jul 2025
Typical for 1971 Triumph GT643,140 mi

Significantly above average — investigate

4 checks still locked for this Triumph
Stolen
Finance
Write-off
Keepers
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Vehicle Details

RegistrationARP 721J
MakeTriumph
ModelGT6
Year1971
ColourWhite
Fuel typePetrol
Engine1,998cc

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MOT History

9 pass 3 fail
Pass 2 Jul 2025 82,479 miles

Oil leak, but not excessive engine (8.4.1 (a) (i))

Rear Oil leak, but not excessive diff (8.4.1 (a) (i))

Pass 27 Apr 2023 82,427 miles

Oil leak, but not excessive (8.4.1 (a) (i))

Speedometer not sufficiently illuminated (7.8 (c) (i))

Fail 27 Apr 2023 82,427 miles

Oil leak, but not excessive (8.4.1 (a) (i))

Registration plate lamp inoperative in the case of a single lamp or all lamps (4.7.1 (b) (ii))

Speedometer not sufficiently illuminated (7.8 (c) (i))

Pass 3 Mar 2021 82,335 miles

Offside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Speedometer not sufficiently illuminated (7.8 (c) (i))

rear tyres different size to front tyres illegal if mixed on same axle

Pass 30 Oct 2018 82,281 miles

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Nearside Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

washers and wipers poor

Fail 30 Oct 2018 82,281 miles

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Nearside Front Position lamp not working (4.2.1 (a))

Nearside Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

washers and wipers poor

Pass 4 Oct 2017 82,135 miles
Fail 27 Sep 2017 82,127 miles

Nearside Front Brake pipe fouled by moving parts 2 pipes (3.6.B.2a)

Nearside Rear position lamp(s) adversely affected by the operation of another lamp (1.1.A.3f)

Offside Rear Mechanical brake component has restricted free movement (3.5.1k)

Rear Brakes imbalanced across an axle Axle 2 (3.7.B.5b)

Service brake: efficiency below requirements (3.7.B.7)

Offside Rear Brake pipe slightly chafed (3.6.B.2c)

Pass 14 Oct 2016 81,918 miles
Pass 2 Apr 2008 38,881 miles
Pass 19 Mar 2007 38,573 miles

handbrake travel high

slight exhaust leak at front

windscreen damage n/s

Pass 15 Nov 2005 37,694 miles

How Reliable is the Triumph GT6?

Based on 14,984 MOT tests across 1,835 vehicles.

76.4%
Pass Rate
353
Miles/Year
59
Year Lifespan
1,835
On UK Roads

Top MOT Failure Points

Parking brake: efficiency below requirements 774
brake binding 398
Suspension component mounting prescribed area is excessively corroded 393
Horn not working 367
Stop lamp not working 340
Full Triumph GT6 reliability report

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ARP 721J is a 1971 Triumph GT6 in White with a 1,998cc petrol engine. This vehicle has been through 12 MOT tests with a personal pass rate of 75%.

Across all 1971 Triumph GT6 models, the average MOT pass rate is 76.0% with a typical mileage of 43,140 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The most common reason a Triumph GT6 fails its MOT is parking brake: efficiency below requirements, accounting for 774 recorded failures. If you're considering buying ARP 721J, it's worth having these areas checked by a mechanic before committing.

The Triumph GT6 typically stays on UK roads for around 59 years. At 55 years old, this Triumph GT6 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of ARP 721J?

You can check the full history of ARP 721J by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was ARP 721J registered?

ARP 721J is a 1971 Triumph GT6, first registered on 21 June 1971.

Is ARP 721J safe to buy?

The MOT history for ARP 721J shows 12 tests with a 75% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does ARP 721J have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on ARP 721J. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.