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SBJ 366R

1977 Triumph Stag

Black Petrol 2993cc
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MOT Status

Expired
Expires5 Jun 2026
Tests21 (17 pass, 4 fail)
Pass rate81%

Mileage

29,672 mi
Last recorded29,672 miles
Recorded on6 Jun 2025
Typical for 1977 Triumph Stag60,708 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

RegistrationSBJ 366R
MakeTriumph
ModelStag
Year1977
ColourBlack
Fuel typePetrol
Engine2,993cc

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50+ data points
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MOT History

17 pass 4 fail
Pass 6 Jun 2025 29,672 miles

Front Power steering component has slight seepage from a component (2.1.5 (a))

Pass 15 Mar 2024 26,799 miles
Fail 15 Mar 2024 26,799 miles

Offside Front Hydraulic brake calliper leaking (1.1.16 (b) (i))

Pass 8 Jul 2022 22,537 miles
Pass 3 Jul 2020 16,397 miles
Pass 8 Mar 2019 11,957 miles

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Fail 1 Mar 2019 11,885 miles

Nearside Headlamp light source and lamp not compatible (4.1.4 (c))

Offside Headlamp light source and lamp not compatible (4.1.4 (c))

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

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Pass 15 Sep 2017 7,228 miles
Pass 26 Aug 2016 1,987 miles

Oil leak ()

Pass 27 Jun 2015 97,706 miles

Nearside Front Brake hose slightly deteriorated (3.6.B.4d)

Offside Front Brake hose slightly deteriorated (3.6.B.4d)

Oil leak

both front tyres cracked

Pass 7 Jul 2014 94,653 miles
Pass 2 Jul 2013 94,548 miles

Oil leak

Pass 6 Jul 2012 94,118 miles

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

Nearside Rear wheel bearing has slight play (2.6.2)

Oil leak

Pass 14 Jun 2011 93,338 miles
Fail 7 Jun 2011 93,319 miles

Nearside Headlamp aim too low (1.8)

Nearside Rear Rear wheel bearing has excessive play (2.6.2)

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

Offside Headlamp aim too low (1.8)

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

Offside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Pass 22 Jun 2010 92,384 miles
Fail 9 Jun 2010 92,291 miles

Centre Steering pivot point has excessive play (2.2.B.1g)

Nearside Front suspension has excessive play in a lower suspension ball joint (2.5.B.1a)

Pass 10 Jun 2009 91,515 miles
Pass 9 Jun 2008 90,501 miles
Pass 7 Jun 2007 89,024 miles
Pass 13 Jun 2006 88,105 miles

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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SBJ 366R is a 1977 Triumph Stag in Black with a 2,993cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 81%.

Across all 1977 Triumph Stag models, the average MOT pass rate is 77.7% with a typical mileage of 60,708 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 SBJ 366R, 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 49 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 SBJ 366R?

You can check the full history of SBJ 366R by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was SBJ 366R registered?

SBJ 366R is a 1977 Triumph Stag, first registered on 10 February 1977.

Is SBJ 366R safe to buy?

The MOT history for SBJ 366R shows 21 tests with a 81% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does SBJ 366R 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 SBJ 366R. 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.