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RKY 166R

1976 Triumph Stag

Yellow Petrol 2500cc
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MOT Status

Valid
Expires22 Sep 2026
Tests28 (19 pass, 9 fail)
Pass rate67.9%

Mileage

79,318 mi
Last recorded79,318 miles
Recorded on9 Sep 2025
Typical for 1976 Triumph Stag57,333 mi

Above average mileage for this year

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

RegistrationRKY 166R
MakeTriumph
ModelStag
Year1976
ColourYellow
Fuel typePetrol
Engine2,500cc

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

19 pass 9 fail
Pass 9 Sep 2025 79,318 miles
Pass 23 Sep 2024 79,127 miles
Pass 22 Sep 2023 78,578 miles
Fail 22 Sep 2023 78,578 miles

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

Pass 14 Jun 2021 76,288 miles

Nearside Front Lower Suspension arm pin or bush worn but not resulting in excessive movement tie bar bushes. (5.3.4 (a) (i))

Oil leak, but not excessive gearbox output seal (8.4.1 (a) (i))

Fail 14 Jun 2021 76,288 miles

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

Nearside Front Lower Suspension arm pin or bush worn but not resulting in excessive movement tie bar bushes. (5.3.4 (a) (i))

Oil leak, but not excessive gearbox output seal (8.4.1 (a) (i))

Pass 20 Jul 2020 74,984 miles

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

Offside Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Pass 20 May 2019 69,661 miles
Pass 27 Mar 2018 65,762 miles

Both front floor pans starting to corrode.

Front Both front out rigger starting to corrode.

Nearside Front Lower Suspension arm has slight play in a ball joint (2.4.G.2)

Nearside Front Outer Track rod end ball joint has slight play (2.2.B.1f)

Nearside Front Tyre worn close to the legal limit Badly worn on outer edge. (4.1.E.1)

Offside Rear Rear wheel bearing has slight play (2.6.2)

Oil leak ()

Play in steering rack inner joint(s) ()

Steering column top bearing slightly worn (2.1.2c)

Pass 9 Mar 2017 60,158 miles

Items removed from driver's view prior to test stickers on the passenger side screen. ()

Offside Rear Rear wheel bearing has slight play (2.6.2)

Oil leak ()

Play in steering rack inner joint(s) ()

Rusting of drivers and passengers floor pan.

Fail 9 Mar 2017 60,158 miles

Items removed from driver's view prior to test stickers on the passenger side screen. ()

Nearside Stop lamp not working (1.2.1b)

Offside Rear Rear wheel bearing has slight play (2.6.2)

Oil leak ()

Play in steering rack inner joint(s) ()

Rusting of drivers and passengers floor pan.

Pass 10 Mar 2016 54,298 miles

Offside Rear Rear wheel bearing has slight play (2.6.2)

Oil leak

Steering column top bearing slightly worn (2.1.2c)

Windscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)

slight play in steering rack inner joints

Pass 24 Mar 2015 48,428 miles

Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Items removed from driver's view prior to test

Oil leak

Play in steering rack inner joint(s)

Steering column top bearing slightly worn (2.1.2c)

Pass 14 Mar 2014 45,849 miles
Fail 13 Mar 2014 45,847 miles

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

Pass 17 Apr 2013 43,142 miles

Nearside Seat belt damaged but webbing not significantly weakened (5.2.2a)

Offside Seat belt damaged but not affecting the operation of the belt (5.2.2a)

Oil leak

Slight play in top steering bush

slight grease leak from o/s/ steering rack boot.

Pass 28 Mar 2012 41,148 miles

Items removed from driver's view prior to test

Oil leak

Steering column top bearing slightly worn (2.1.2c)

rear drive shaft bolts loose

seat belts worn

wipers poor

Fail 17 Mar 2012 41,143 miles

Offside Headlamp not working on dipped beam (1.7.5a)

Items removed from driver's view prior to test

Oil leak

Steering column top bearing slightly worn (2.1.2c)

rear drive shaft bolts loose

seat belts worn

wipers poor

Pass 8 Apr 2011 36,933 miles

Offside Front Suspension arm has slight play in a ball joint (2.4.G.2)

Steering system has slight free play detected at steering wheel (2.2.A.1b)

Pass 24 Apr 2010 34,099 miles

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

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

Oil leak

Fail 24 Apr 2009 31,387 miles

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

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

Oil leak

fuel pipes perished

Pass 24 Apr 2009 31,387 miles

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

Oil leak

fuel pipes perished

Fail 15 Apr 2009 31,377 miles

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

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

Nearside Rear Mechanical brake component has restricted free movement (3.5.1k)

Nearside Windscreen wiper does not clear the windscreen effectively (8.2.2)

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

Power steering pump leaking from a failed seal (2.3.3b)

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

Oil leak

fuel pipes perished

Pass 15 Apr 2008 28,822 miles

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

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

Nearside Rear Tyre worn close to the legal limit (4.1.E.1)

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

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

Oil leak

n/s wiper blade split

Pass 19 Apr 2007 23,418 miles
Fail 10 Apr 2007 23,406 miles

Headlamp switch faulty (1.7.1)

Nearside Front Suspension arm has excessive play in a ball joint (2.4.G.2)

Offside Front Suspension arm has excessive play in a ball joint (2.4.G.2)

Offside Rear wheel bearing has excessive play (2.6.2)

Oil leak

damp round steering pipes

slight play in top column bush

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

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

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

Pass 9 May 2006 20,513 miles
Fail 25 Apr 2006 20,496 miles

Nearside Rear Brake cable has wires broken and is significantly weakened (3.5.1b)

Offside Rear Brake cable has wires broken and is significantly weakened (3.5.1b)

Offside Rear Rear wheel bearing has excessive play (2.6.2)

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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RKY 166R is a 1976 Triumph Stag in Yellow with a 2,500cc petrol engine. This vehicle has been through 28 MOT tests with a personal pass rate of 67.9%.

Across all 1976 Triumph Stag models, the average MOT pass rate is 75.5% with a typical mileage of 57,333 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 RKY 166R, 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 50 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 RKY 166R?

You can check the full history of RKY 166R by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was RKY 166R registered?

RKY 166R is a 1976 Triumph Stag, first registered on 16 August 1976.

Is RKY 166R safe to buy?

The MOT history for RKY 166R shows 28 tests with a 67.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does RKY 166R 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 RKY 166R. 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.