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THC 351S

1978 Triumph Stag Auto

Blue Petrol 2997cc
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MOT Status

Expired
Expires8 Aug 2023
Tests20 (16 pass, 4 fail)
Pass rate80%

Mileage

35,090 mi
Last recorded35,090 miles
Recorded on9 Aug 2022
Typical for 1978 Triumph Stag Auto56,939 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

RegistrationTHC 351S
MakeTriumph
ModelStag Auto
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

16 pass 4 fail
Pass 9 Aug 2022 35,090 miles

Offside Rear Inner Suspension component mounting prescribed area is corroded but not considered excessive sill (5.3.6 (a) (i))

Offside Rear driveshaft gaiter deteriorated

Rear Coil spring corroded both coils (5.3.1 (b) (i))

Fail 9 Aug 2022 35,090 miles

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

Offside Rear Inner Suspension component mounting prescribed area is corroded but not considered excessive sill (5.3.6 (a) (i))

Offside Rear driveshaft gaiter deteriorated

Rear Coil spring corroded both coils (5.3.1 (b) (i))

Pass 6 Aug 2021 33,273 miles

Front Exhaust has a minor leak of exhaust gases manifold to down pipe (6.1.2 (a))

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

Rear axle leaking oil

Fail 3 Aug 2021 33,269 miles

Service brake efficiency below requirements (1.2.2 (a) (i))

Rear Service brake has no recorded effort at a wheel both wheels (1.2.1 (a) (ii)) DANGEROUS

Front Exhaust has a minor leak of exhaust gases manifold to down pipe (6.1.2 (a))

Offside Rear backing plate damp

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

Parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (1.4.2 (a) (i))

Rear axle leaking oil

Pass 31 Jul 2020 31,310 miles

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

Nearside Windscreen wiper blade defective (3.4 (b) (i))

Pass 30 Jul 2019 29,012 miles

long travel on parking brake

nearside wiper split on edge

Pass 9 Aug 2018 27,180 miles

Offside Steering rack gaiter damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Pass 27 Oct 2016 25,426 miles

nearside rear wheel arch starting to corroed

Pass 22 Oct 2015 21,138 miles

Nearside Rear Shock absorber has a light misting of oil (2.7.3)

oil leaqk

Pass 30 Oct 2014 17,849 miles

Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)

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

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

oil leak on rear axle

slight oil leak on steering rack

Pass 24 Oct 2013 14,688 miles

Nearside Front Brake pipe slightly corroded (3.6.B.2c)

Nearside Front Front wheel bearing has slight play (2.5.A.3c)

Nearside Steering rack gaiter deteriorated (2.2.D.2d)

Offside Front Brake pipe slightly corroded (3.6.B.2c)

oil leak on rear axle

Pass 25 Oct 2012 11,064 miles

Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)

Exhaust has a minor leak of exhaust gases (7.1.2)

Nearside Steering rack gaiter deteriorated (2.2.D.2d)

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

Power steering pipe(s) or hose(s) has slight seepage (2.3.3b)

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

oil leak on rear axle

slight drag on offside rear brake

Pass 13 Oct 2011 8,414 miles

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

Offside Front Drag link end ball joint has slight play (2.2.B.1f)

front disc's slighly pitted

Pass 28 Oct 2010 8,176 miles
Pass 27 Oct 2009 8,023 miles

Centre Exhaust has a minor leak of exhaust gases (7.1.2)

Pass 15 Oct 2008 7,813 miles
Pass 5 Oct 2007 7,573 miles
Fail 4 Oct 2007 7,573 miles

Front Windscreen washer provides insufficient washer liquid (8.2.3)

Nearside Direction indicators flashing more than 120 times a minute (1.4.A.2g)

Offside Direction indicators flashing more than 120 times a minute (1.4.A.2g)

Pass 2 Nov 2006 7,566 miles
Fail 26 Oct 2006 7,566 miles

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

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

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

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

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

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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THC 351S is a 1978 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 80%.

Across all 1978 Triumph Stag Auto models, the average MOT pass rate is 76.2% with a typical mileage of 56,939 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 THC 351S, 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 48 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 THC 351S?

You can check the full history of THC 351S by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was THC 351S registered?

THC 351S is a 1978 Triumph Stag Auto, first registered on 1 June 1978.

Is THC 351S safe to buy?

The MOT history for THC 351S shows 20 tests with a 80% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does THC 351S 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 THC 351S. 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.