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4 NPW

1977 Triumph Stag Auto

Blue Petrol 2997cc
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MOT Status

Valid
Expires31 Jul 2026
Tests20 (19 pass, 1 fail)
Pass rate95%

Mileage

21,723 mi
Last recorded21,723 miles
Recorded on1 Aug 2025
Typical for 1977 Triumph Stag Auto60,392 mi

Below or average mileage for this year

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Vehicle Details

Registration4 NPW
MakeTriumph
ModelStag Auto
Year1977
ColourBlue
Fuel typePetrol
Engine2,997cc

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MOT History

19 pass 1 fail
Pass 1 Aug 2025 21,723 miles
Pass 26 Jul 2024 17,834 miles
Pass 4 Jul 2023 15,917 miles
Pass 5 Jul 2022 11,788 miles
Pass 27 Jul 2021 9,487 miles
Pass 11 Jul 2019 7,966 miles
Fail 2 Jul 2019 7,966 miles

Dipswitch does not operate immediately when selected on main beam (4.1.3 (b))

Offside Front Suspension component ball joint likely to become detached (5.3.4 (a) (ii)) DANGEROUS

Pass 21 Jun 2018 3,835 miles
Pass 22 Jun 2017 15,277 miles
Pass 15 Jul 2016 12,682 miles
Pass 19 Jun 2015 12,276 miles
Pass 27 Jun 2014 12,071 miles
Pass 21 Jun 2013 11,892 miles
Pass 26 Jun 2012 11,736 miles
Pass 1 Jun 2011 11,531 miles
Pass 21 May 2010 11,296 miles

Nearside Front Brake hose slightly damaged (3.6.B.4d)

Nearside Rear Subframe mounting prescribed area is corroded but not considered excessive (2.4.A.3)

Offside Front Brake pad(s) wearing thin (3.5.1g)

Oil leak

Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

front brakes sticking on slightly

Pass 25 Apr 2009 11,082 miles
Pass 19 Apr 2008 10,423 miles

Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

slight damage to o/s front chassis

Pass 19 May 2007 9,624 miles
Pass 27 Apr 2006 8,708 miles

How Reliable is the Triumph Stag Auto?

Based on 21,225 MOT tests across 2,079 vehicles.

76.9%
Pass Rate
397
Miles/Year
55
Year Lifespan
2,079
On UK Roads

Top MOT Failure Points

Windscreen washer provides insufficient washer liquid 740
Parking brake: efficiency below requirements 550
Suspension component mounting prescribed area is excessively corroded 491
brake binding 442
Exhaust emissions carbon monoxide content excessive 440
Full Triumph Stag Auto reliability report

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4 NPW is a 1977 Triumph Stag Auto in Blue with a 2,997cc petrol engine. This vehicle has been through 20 MOT tests with a personal pass rate of 95%.

Across all 1977 Triumph Stag Auto models, the average MOT pass rate is 76.9% with a typical mileage of 60,392 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Triumph Stag Auto fails its MOT is windscreen washer provides insufficient washer liquid, accounting for 740 recorded failures. If you're considering buying 4 NPW, it's worth having these areas checked by a mechanic before committing.

The Triumph Stag Auto typically stays on UK roads for around 55 years. At 49 years old, this Triumph Stag Auto is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of 4 NPW?

You can check the full history of 4 NPW by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was 4 NPW registered?

4 NPW is a 1977 Triumph Stag Auto, first registered on 14 February 1977.

Is 4 NPW safe to buy?

The MOT history for 4 NPW shows 20 tests with a 95% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does 4 NPW 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 4 NPW. 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.