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TBN 300J

1971 Triumph TR6

Red Petrol 2498cc
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MOT Status

Valid
Expires19 May 2027
Tests19 (15 pass, 4 fail)
Pass rate78.9%

Mileage

78,755 mi
Last recorded78,755 miles
Recorded on20 May 2026
Typical for 1971 Triumph TR642,509 mi

Significantly above average — investigate

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

RegistrationTBN 300J
MakeTriumph
ModelTR6
Year1971
ColourRed
Fuel typePetrol
Engine2,498cc

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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

15 pass 4 fail
Pass 20 May 2026 78,755 miles
Pass 17 Nov 2025 78,626 miles

Nearside Front Inner Brake disc worn, pitted or scored, but not seriously weakened score on inside (1.1.14 (a) (ii))

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

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

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

Fail 15 Oct 2025 78,604 miles

Front Exhaust has a major leak of exhaust gases (6.1.2 (a))

Nearside Front Fuel hose leaking (6.1.3 (b) (i))

Front Coolant leak bottom radiator hose leaking

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

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

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

Pass 22 Nov 2024 78,243 miles
Fail 15 Nov 2024 78,225 miles

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

Pass 28 Sep 2023 77,642 miles

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

Pass 5 Aug 2022 76,947 miles
Pass 6 Aug 2021 75,761 miles

Nearside Front Upper Suspension arm pin or bush worn but not resulting in excessive movement both inner bushes (5.3.4 (a) (i))

Offside Front Upper Suspension arm pin or bush worn but not resulting in excessive movement both inner bushes (5.3.4 (a) (i))

Pass 14 Aug 2020 74,363 miles
Pass 6 Aug 2019 73,174 miles
Pass 4 Sep 2018 71,831 miles
Fail 4 Sep 2018 71,831 miles

Nearside Front Headlamp aim too far to the right (4.1.2 (a))

Pass 31 Oct 2017 71,816 miles
Pass 18 Oct 2016 71,531 miles
Pass 15 Oct 2015 71,374 miles
Pass 13 Oct 2014 70,730 miles
Pass 23 Oct 2013 69,608 miles
Fail 22 Oct 2013 69,608 miles

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

Nearside Front Headlamp aim too low (1.8)

Nearside rear brake binding (3.7.B.1)

Offside front brake binding (3.7.B.1)

Pass 18 Aug 2012 69,581 miles

How Reliable is the Triumph TR6?

Based on 59,030 MOT tests across 5,951 vehicles.

82.4%
Pass Rate
385
Miles/Year
57
Year Lifespan
5,951
On UK Roads

Top MOT Failure Points

Windscreen washer provides insufficient washer liquid 1,592
Parking brake: efficiency below requirements 1,104
Stop lamp not working 1,042
Horn not working 887
brake binding 777
Full Triumph TR6 reliability report

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TBN 300J is a 1971 Triumph TR6 in Red with a 2,498cc petrol engine. This vehicle has been through 19 MOT tests with a personal pass rate of 78.9%.

Across all 1971 Triumph TR6 models, the average MOT pass rate is 82.0% with a typical mileage of 42,509 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 TR6 fails its MOT is windscreen washer provides insufficient washer liquid, accounting for 1,592 recorded failures. If you're considering buying TBN 300J, it's worth having these areas checked by a mechanic before committing.

The Triumph TR6 typically stays on UK roads for around 57 years. At 55 years old, this Triumph TR6 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of TBN 300J?

You can check the full history of TBN 300J by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was TBN 300J registered?

TBN 300J is a 1971 Triumph TR6, first registered on 6 May 1971.

Is TBN 300J safe to buy?

The MOT history for TBN 300J shows 19 tests with a 78.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does TBN 300J 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 TBN 300J. 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.