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KNB 838N

1974 Triumph Stag

White Petrol 2997cc
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MOT Status

Expired
Expires1 Apr 2026
Tests17 (14 pass, 3 fail)
Pass rate82.4%

Mileage

27,169 mi
Last recorded27,169 miles
Recorded on2 Apr 2025
Typical for 1974 Triumph Stag57,450 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

RegistrationKNB 838N
MakeTriumph
ModelStag
Year1974
ColourWhite
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

14 pass 3 fail
Pass 2 Apr 2025 27,169 miles
Fail 2 Apr 2025 27,169 miles

Front Horn not working (7.7 (a))

Front Windscreen washer not working (3.5 (a))

Front Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))

Offside Headlamp not working on dipped beam (4.1.1 (a) (ii))

Pass 20 Feb 2024 27,030 miles
Pass 23 Aug 2022 27,013 miles

Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Pass 10 Aug 2021 26,842 miles

Offside Front Vehicle structure is corroded but structural rigidity is not significantly reduced (6.1.1 (c) (i))

Pass 23 Jun 2020 26,667 miles
Pass 29 Mar 2019 26,417 miles
Pass 6 Mar 2018 26,194 miles

Offside Front Suspension component mounting prescribed area is corroded but not considered excessive (2.4.A.3)

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

Pass 2 Mar 2017 26,076 miles
Pass 6 Mar 2015 26,067 miles
Pass 23 Apr 2014 26,060 miles

Nearside Front Track rod end ball joint dust cover damaged, but preventing the ingress of dirt (2.2.C.1c)

Nearside Rear Subframe mounting prescribed area is corroded but not considered excessive (2.4.A.3)

Offside Rear Subframe mounting prescribed area is corroded but not considered excessive (2.4.A.3)

Fail 22 Apr 2014 26,060 miles

Nearside Mechanical brake component locking device insecure (3.5.1l)

Offside Rear Mechanical brake component locking device insecure (3.5.1l)

Nearside Front Track rod end ball joint dust cover damaged, but preventing the ingress of dirt (2.2.C.1c)

Nearside Rear Subframe mounting prescribed area is corroded but not considered excessive (2.4.A.3)

Offside Rear Subframe mounting prescribed area is corroded but not considered excessive (2.4.A.3)

Pass 17 May 2013 24,921 miles

Nearside Rear Suspension component mounting prescribed area is corroded but not considered excessive (2.4.A.3)

Nearside Track rod end ball joint dust cover damaged, but preventing the ingress of dirt (2.2.C.1c)

Offside Rear Suspension component mounting prescribed area is corroded but not considered excessive (2.4.A.3)

Oil leak

Pass 25 Jun 2010 24,574 miles

slight corrision to underside of vehicle

slight play felt in all 4 wheels

Fail 9 Jun 2010 24,456 miles

Exhaust emits dense blue smoke at idle (7.3.A.2b)

Exhaust emits excessive dense blue smoke during acceleration (7.3.A.2c)

Exhaust has a major leak of exhaust gases (7.1.2)

Nearside Front Suspension component mounting prescribed area is excessively corroded (2.4.A.3)

Nearside Front Suspension component mounting prescribed area is excessively corroded (2.4.A.3)

Nearside Headlamp not working on main beam (1.7.5a)

Nearside Windscreen washer provides insufficient washer liquid (8.2.3)

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

Offside Direction indicator not working (1.4.A.2c)

Offside Front Suspension component mounting prescribed area is excessively corroded (2.4.A.3)

Offside Front Suspension component mounting prescribed area is excessively corroded (2.4.A.3)

Offside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3)

Offside Windscreen washer provides insufficient washer liquid (8.2.3)

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

o/s/f floor holed but not within

o/s door step rusty

engine oil leak

o/s/f top suspension mount getting rusty

outer sills covered

Pass 2 Jun 2009 21,229 miles

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

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

Pass 16 Jun 2008 18,868 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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KNB 838N is a 1974 Triumph Stag in White with a 2,997cc petrol engine. This vehicle has been through 17 MOT tests with a personal pass rate of 82.4%.

Across all 1974 Triumph Stag models, the average MOT pass rate is 78.3% with a typical mileage of 57,450 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 KNB 838N, 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 52 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 KNB 838N?

You can check the full history of KNB 838N by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KNB 838N registered?

KNB 838N is a 1974 Triumph Stag, first registered on 31 December 1974.

Is KNB 838N safe to buy?

The MOT history for KNB 838N shows 17 tests with a 82.4% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KNB 838N 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 KNB 838N. 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.