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PJC 303S

1978 Triumph Stag Auto

White Petrol 2997cc
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MOT Status

Valid
Expires10 Feb 2027
Tests15 (10 pass, 5 fail)
Pass rate66.7%

Mileage

55,032 mi
Last recorded55,032 miles
Recorded on5 Feb 2026
Typical for 1978 Triumph Stag Auto56,939 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

RegistrationPJC 303S
MakeTriumph
ModelStag Auto
Year1978
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

10 pass 5 fail
Pass 5 Feb 2026 55,032 miles
Fail 3 Feb 2026 55,032 miles

Nearside Headlamp aim too far to the left (4.1.2 (a))

Offside Headlamp aim projected beam image is obviously incorrect Dip image kick up towards offside (4.1.2 (c))

Offside Rear Suspension arm attachment bracket/mounting insecure Mounting bolts loose (5.3.3 (a) (i))

Steering column universal joint insecure Coupling loose to steering rack (2.1.3 (a) (i))

Wheel bearing has excessive play Play in both bearings (5.1.3 (a) (i))

Hazzard switch on lighting up

Petrol cap stiff to operate

Pass 11 Feb 2025 52,826 miles
Pass 24 Oct 2018 50,767 miles

Nearside Front Wheel bearing has slight play (5.1.3 (a) (i))

Offside Front Wheel bearing has slight play (5.1.3 (a) (i))

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

Pass 20 Oct 2017 50,403 miles
Pass 4 Nov 2016 49,821 miles
Pass 12 Jul 2013 49,694 miles
Fail 11 Jul 2013 49,688 miles

Battery insecure (1.9.1)

Pass 11 May 2011 49,529 miles
Fail 9 May 2011 49,529 miles

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

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

Pass 30 Jun 2009 49,313 miles
Fail 29 Jun 2009 49,313 miles

Nearside Stop lamp not working (1.2.1b)

Offside Stop lamp not working (1.2.1b)

Pass 8 May 2008 48,794 miles
Pass 5 Jul 2006 48,150 miles
Fail 30 Jun 2006 48,150 miles

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

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

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

How Reliable is the Triumph Stag Auto?

Based on 21,225 MOT tests across 2,079 vehicles.

76.9%
Pass Rate
397
Miles/Year
55
Year Lifespan
2,079
On UK Roads

Top MOT Failure Points

Windscreen washer provides insufficient washer liquid 740
Parking brake: efficiency below requirements 550
Suspension component mounting prescribed area is excessively corroded 491
brake binding 442
Exhaust emissions carbon monoxide content excessive 440
Full Triumph Stag Auto reliability report

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PJC 303S is a 1978 Triumph Stag Auto in White with a 2,997cc petrol engine. This vehicle has been through 15 MOT tests with a personal pass rate of 66.7%.

Across all 1978 Triumph Stag Auto models, the average MOT pass rate is 76.2% with a typical mileage of 56,939 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 Auto fails its MOT is windscreen washer provides insufficient washer liquid, accounting for 740 recorded failures. If you're considering buying PJC 303S, it's worth having these areas checked by a mechanic before committing.

The Triumph Stag Auto typically stays on UK roads for around 55 years. At 48 years old, this Triumph Stag Auto is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of PJC 303S?

You can check the full history of PJC 303S by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was PJC 303S registered?

PJC 303S is a 1978 Triumph Stag Auto, first registered on 10 February 1978.

Is PJC 303S safe to buy?

The MOT history for PJC 303S shows 15 tests with a 66.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does PJC 303S 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 PJC 303S. 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.