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HUP 379T

1978 Triumph Stag

Blue Petrol 2997cc
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MOT Status

Expired
Expires11 May 2026
Tests20 (12 pass, 8 fail)
Pass rate60%

Mileage

95,396 mi
Last recorded95,396 miles
Recorded on12 May 2025
Typical for 1978 Triumph Stag62,190 mi

Significantly above average — investigate

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

RegistrationHUP 379T
MakeTriumph
ModelStag
Year1978
ColourBlue
Fuel typePetrol
Engine2,997cc

All premium checks include

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

12 pass 8 fail
Pass 12 May 2025 95,396 miles
Pass 7 May 2024 95,031 miles

Nearside Rear Tyre slightly damaged/cracking or perishing 175/80/14 (5.2.3 (d) (ii))

Pass 25 Apr 2023 94,654 miles
Fail 19 Apr 2023 94,646 miles

Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b))

Pass 28 Apr 2022 94,243 miles
Fail 28 Apr 2022 94,243 miles

Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b))

Offside Front Headlamp not working on main beam (4.1.1 (a) (ii))

Pass 23 Mar 2021 93,984 miles

Offside Front Lower Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Pass 20 Mar 2020 93,875 miles

Nearside Rear Brake cable damaged but not to excess 1 x broken strand (1.1.15 (a))

Rear Fluid leak, but not excessive Diff leak (8.4.1 (a) (i))

Fail 16 Mar 2020 93,874 miles

Front Tyre(s) with different structures are fitted across the same axle NSF commercial tyre (5.2.3 (c))

Nearside Front Lower Shock absorbers insecurely attached bolt insecure as marked (5.3.2 (a) (i))

Offside Front Lower Suspension component ball joint dust cover no longer prevents the ingress of dirt Insecure (5.3.4 (b) (ii))

Offside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))

Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii))

Offside Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii))

Nearside Rear Brake cable damaged but not to excess 1 x broken strand (1.1.15 (a))

Rear Fluid leak, but not excessive Diff leak (8.4.1 (a) (i))

Pass 9 Apr 2019 93,679 miles
Pass 30 Jul 2018 93,659 miles

Offside Front Lower Suspension component ball joint has slight play (5.3.4 (a) (i))

Pass 1 Jul 2016 93,654 miles
Fail 30 Jun 2016 93,654 miles

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

Horn not working (1.6.2a)

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

Pass 11 Mar 2015 93,639 miles
Fail 4 Mar 2015 93,639 miles

Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt (2.4.G.2)

Fail 7 Oct 2014 93,639 miles

Horn not working (1.6.2a)

Brake hydraulic reservoir fluid level below minimum level (3.6.G.1b)

Brake pedal has insufficient reserve movement (3.3.A.5)

Front position lamp(s) not working (1.1.A.3b)

Nearside Front Direction indicators flashing less than 60 times a minute (1.4.A.2g)

Nearside Headlamp not working on main beam (1.7.5a)

Offside Front Direction indicators flashing less than 60 times a minute (1.4.A.2g)

Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt (2.4.G.2)

Offside Rear Direction indicators flashing less than 60 times a minute (1.4.A.2g)

Offside Rear Direction indicators not working (1.4.A.2c)

Offside Stop lamp not working (1.2.1b)

Rear position lamp(s) excessively deteriorated so that it is not visible from a reasonable distance (1.1.A.3d)

Steering column top bearing excessively worn (2.1.2c)

Brakes imbalanced across an axle (3.7.B.5b) DANGEROUS

Nearside front brake recording little or no effort (3.7.B.5a) DANGEROUS

Offside front brake recording little or no effort (3.7.B.5a) DANGEROUS

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

Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

Wipers not parking low enough.

Fail 2 Aug 2011 93,602 miles

Horn not working (1.6.2a)

Nearside Headlamp not working on main beam (1.7.5a)

Offside Direction indicator flashing less than 60 times a minute (1.4.A.2g)

Offside Front Torque/reaction arm has slight play in a pin/bush (2.4.G.2)

Pass 2 Aug 2011 93,602 miles

Offside Front Torque/reaction arm has slight play in a pin/bush (2.4.G.2)

Pass 31 Jul 2009 93,573 miles
Fail 30 Jul 2009 93,572 miles

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

Headlamp aim not tested (1.8.A.1c)

Nearside Brake cable locking device insecure (3.5.1l)

Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Nearside Headlamp not working on dipped beam (1.7.5a)

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

Offside Brake cable locking device insecure (3.5.1l)

Offside Exhaust has a major leak of exhaust gases (7.1.2)

Offside Headlamp not working on dipped beam (1.7.5a)

Offside Registration plate lamp not working (1.1.5c)

Offside Front Tyre worn close to the legal limit (4.1.E.1)

o/s/f tyre perishing

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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HUP 379T is a 1978 Triumph Stag in Blue with a 2,997cc petrol engine. This vehicle has been through 20 MOT tests with a personal pass rate of 60%.

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 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 HUP 379T, 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 HUP 379T?

You can check the full history of HUP 379T by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was HUP 379T registered?

HUP 379T is a 1978 Triumph Stag, first registered on 1 August 1978.

Is HUP 379T safe to buy?

The MOT history for HUP 379T shows 20 tests with a 60% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does HUP 379T 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 HUP 379T. 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.