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DUY 736S

1978 Triumph Stag

Yellow Petrol 2997cc
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MOT Status

Valid
Expires5 May 2027
Tests24 (20 pass, 4 fail)
Pass rate83.3%

Mileage

55,365 mi
Last recorded55,365 miles
Recorded on6 May 2026
Typical for 1978 Triumph Stag62,190 mi

Below or average mileage for this year

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

RegistrationDUY 736S
MakeTriumph
ModelStag
Year1978
ColourYellow
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

20 pass 4 fail
Pass 6 May 2026 55,365 miles
Pass 25 Apr 2025 53,606 miles
Pass 20 Mar 2024 52,413 miles

Offside Rear Wheel bearing has slight play (5.1.3 (a) (i))

Pass 23 Aug 2022 50,881 miles

Nearside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Offside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Offside Rear Wheel bearing has slight play (5.1.3 (a) (i))

Pass 11 Aug 2021 49,020 miles

Offside Rear Wheel bearing has slight play (5.1.3 (a) (i))

Pass 8 Sep 2020 47,541 miles
Pass 29 Aug 2019 46,726 miles
Pass 30 Aug 2018 44,621 miles
Pass 2 Aug 2017 42,179 miles
Pass 24 Aug 2016 39,198 miles
Pass 24 Aug 2015 37,168 miles

Offside Rear wheel bearing has slight play (2.6.2)

advise various oil leaks on engine, gearbox and diff

Pass 24 Mar 2014 34,089 miles

Nearside Rear coil spring corroded (2.4.C.1b)

Offside Rear coil spring corroded (2.4.C.1b)

Rear Brake pipe slightly corroded (3.6.B.2c)

advise areas of underpan of vehicle showing signs of corrosion

advise slight binding on offside rear brake

Pass 27 Mar 2013 30,931 miles
Fail 25 Mar 2013 30,931 miles

Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings (6.1.B.2)

Fail 23 Mar 2012 27,035 miles

Nearside Front Ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt (2.2.C.1c)

Offside Front Ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt (2.2.C.1c)

Rear Brake pipe excessively corroded (3.6.B.2c)

Pass 23 Mar 2012 27,035 miles
Pass 31 Mar 2011 22,600 miles
Pass 19 Mar 2010 20,081 miles
Pass 13 Mar 2009 17,689 miles

Nearside Front Lower Suspension arm rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

Fail 12 Mar 2009 17,688 miles

Nearside Front Braking system leaking (3.6.A.1)

Nearside Front Lower Suspension arm rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

Pass 28 Mar 2008 16,817 miles
Fail 28 Mar 2008 16,817 miles

Nearside Front Brake pipe leaking (3.6.A.1) DANGEROUS

Pass 27 Mar 2007 14,503 miles
Pass 1 Mar 2006 13,243 miles

Offside Power steering component(s) has slight seepage from a component (2.3.3b)

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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DUY 736S is a 1978 Triumph Stag in Yellow with a 2,997cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 83.3%.

Across all 1978 Triumph Stag models, the average MOT pass rate is 75.5% with a typical mileage of 62,190 miles. This particular vehicle has performed better than the average for its year.

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 DUY 736S, 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 48 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 DUY 736S?

You can check the full history of DUY 736S by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was DUY 736S registered?

DUY 736S is a 1978 Triumph Stag, first registered on 1 May 1978.

Is DUY 736S safe to buy?

The MOT history for DUY 736S shows 24 tests with a 83.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does DUY 736S 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 DUY 736S. 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.