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NRG 666M

1976 Triumph Stag

Orange Petrol 2997cc
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MOT Status

Valid
Expires28 Jul 2027
Tests11 (6 pass, 5 fail)
Pass rate54.5%

Mileage

81,057 mi
Last recorded81,057 miles
Recorded on29 Jul 2026
Typical for 1976 Triumph Stag57,333 mi

Significantly above average — investigate

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

RegistrationNRG 666M
MakeTriumph
ModelStag
Year1976
ColourOrange
Fuel typePetrol
Engine2,997cc

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50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

6 pass 5 fail
Pass 29 Jul 2026 81,057 miles
Fail 17 Jul 2026 81,057 miles

Front Battery insecure and likely to fall from carrier (4.13 (a) (ii))

Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i))

Nearside Rear Shock absorbers has a serious fluid leak (5.3.2 (b))

Offside Rear Shock absorbers has a serious fluid leak (5.3.2 (b))

Pass 11 Jan 2024 79,302 miles
Pass 18 Sep 2020 75,389 miles
Fail 10 Sep 2020 75,349 miles

Front Brakes imbalanced across an axle (1.2.1 (b) (i))

Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Offside Front Lower Suspension arm ball joint dust cover missing (5.3.4 (b) (ii))

Parking brake efficiency below requirements (1.4.2 (a) (i))

Stop lamp(s) not working all (4.3.1 (a) (ii))

Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering (6.1.1 (c) (ii)) DANGEROUS

Tyre has a tear, caused by separation or partial failure of its structure all 4 (5.2.3 (d) (ii)) DANGEROUS

Pass 16 Dec 2009 75,029 miles

Difficult to assess underside of vehicle due to covering of underseal and waxoil

some areas of the floor and sills are corroded, but outwith prescribed areas

Pass 10 Jul 2008 74,754 miles
Fail 10 Jul 2008 74,754 miles

Nearside Rear Direction indicator not working (1.4.A.2c)

Pass 15 Mar 2007 74,254 miles
Fail 12 Mar 2007 74,254 miles

Exhaust emissions carbon monoxide content excessive (7.3.B.1a)

Nearside Suspension arm has excessive play in a ball joint (2.4.G.2)

Offside Headlamp aim too low (1.8)

Offside Suspension arm has excessive play in a ball joint (2.4.G.2)

Offside Windscreen wiper blade deteriorated (8.2.2)

rear brake application uneven (3.7.B.2)

Patches have been heavily undersealed making "method of repair"imposible to see.

Fail 15 Sep 2006 74,199 miles

Nearside Front Suspension component mounting prescribed area is excessively corroded (2.4.A.3)

Nearside Front suspension has excessive play in a lower suspension ball joint (2.5.B.1a)

Offside Front Suspension component mounting prescribed area is excessively corroded (2.4.A.3)

Offside Front suspension has excessive play in a lower suspension ball joint (2.5.B.1a)

Offside Headlamp aim too low (1.8)

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

How Reliable is the Triumph Stag?

Based on 64,590 MOT tests across 6,070 vehicles.

77.5%
Pass Rate
417
Miles/Year
56
Year Lifespan
6,070
On UK Roads

Top MOT Failure Points

Windscreen washer provides insufficient washer liquid 2,039
Parking brake: efficiency below requirements 1,744
Suspension component mounting prescribed area is excessively corroded 1,507
Stop lamp not working 1,283
brake binding 1,269
Full Triumph Stag reliability report

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NRG 666M is a 1976 Triumph Stag in Orange with a 2,997cc petrol engine. This vehicle has been through 11 MOT tests with a personal pass rate of 54.5%.

Across all 1976 Triumph Stag models, the average MOT pass rate is 75.5% with a typical mileage of 57,333 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 Stag fails its MOT is windscreen washer provides insufficient washer liquid, accounting for 2,039 recorded failures. If you're considering buying NRG 666M, it's worth having these areas checked by a mechanic before committing.

The Triumph Stag typically stays on UK roads for around 56 years. At 50 years old, this Triumph Stag is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of NRG 666M?

You can check the full history of NRG 666M by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was NRG 666M registered?

NRG 666M is a 1976 Triumph Stag, first registered on 1 June 1976.

Is NRG 666M safe to buy?

The MOT history for NRG 666M shows 11 tests with a 54.5% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does NRG 666M 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 NRG 666M. 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.