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OCK 903T

1979 Triumph Stag

Red Petrol 2997cc
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MOT Status

Valid
Expires11 Jul 2026
Tests15 (13 pass, 2 fail)
Pass rate86.7%

Mileage

41,763 mi
Last recorded41,763 miles
Recorded on12 Jul 2025
Typical for 1979 Triumph Stag39,638 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

RegistrationOCK 903T
MakeTriumph
ModelStag
Year1979
ColourRed
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

13 pass 2 fail
Pass 12 Jul 2025 41,763 miles
Pass 13 Jul 2017 40,274 miles
Pass 21 Jul 2016 40,018 miles

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

o/s rear brake slightly binding

Fail 21 Jul 2016 40,018 miles

Nearside rear brake binding (3.7.B.1)

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

o/s rear brake slightly binding

Pass 16 Jul 2015 39,837 miles

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

Fuel pipe slightly damaged (7.2.2)

slight bind n/s/r wheel

slight bind o/s/f wheel

Pass 17 Jul 2014 39,722 miles
Pass 18 Jul 2013 39,638 miles

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

Pass 28 Jul 2012 39,412 miles
Pass 9 Jul 2011 39,391 miles

Offside Track rod end ball joint has slight play (2.2.B.1f)

Pass 9 Jul 2010 39,352 miles
Pass 4 Jul 2009 39,293 miles
Pass 11 Jul 2008 39,127 miles
Pass 7 Jul 2007 39,038 miles
Pass 16 Jun 2006 38,787 miles
Fail 9 May 2006 38,787 miles

Front Windscreen washer provides insufficient washer liquid (8.2.3)

Hazard warning switch faulty (1.4.B.1d)

Horn not working (1.6.2a)

Nearside Front Hazard warning lamps not flashing in phase, with ignition on (1.4.B.1f)

Nearside Headlamp not in good working order adversely affecting beam image (1.2.4a)

Nearside Rear Hazard warning lamps not flashing in phase, with ignition on (1.4.B.1f)

Offside Front Hazard warning lamps not flashing in phase, with ignition on (1.4.B.1f)

Offside Rear Fuel pipe union leaking (7.2.3)

Offside Rear Hazard warning lamps not flashing in phase, with ignition on (1.4.B.1f)

Offside Steering rack gaiter split (2.2.D.2d)

Offside front brake binding (3.7.B.1)

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

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

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

Nearside rear parking brake recording little or no effort (3.7.B.6a) DANGEROUS

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

Offside rear parking brake recording little or no effort (3.7.B.6a) DANGEROUS

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

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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OCK 903T is a 1979 Triumph Stag in Red with a 2,997cc petrol engine. This vehicle has been through 15 MOT tests with a personal pass rate of 86.7%.

Across all 1979 Triumph Stag models, the average MOT pass rate is 81.3% with a typical mileage of 39,638 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 OCK 903T, 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 47 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 OCK 903T?

You can check the full history of OCK 903T by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was OCK 903T registered?

OCK 903T is a 1979 Triumph Stag, first registered on 15 January 1979.

Is OCK 903T safe to buy?

The MOT history for OCK 903T shows 15 tests with a 86.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does OCK 903T 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 OCK 903T. 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.