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621 JTT

1989 Porsche 911

Green Petrol 3164cc
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MOT Status

Valid
Expires26 Aug 2026
Tests21 (21 pass, 0 fail)
Pass rate100%

Mileage

85,136 mi
Last recorded85,136 miles
Recorded on19 Aug 2025
Typical for 1989 Porsche 91183,894 mi

Below or average mileage for this year

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

Registration621 JTT
MakePorsche
Model911
Year1989
ColourGreen
Fuel typePetrol
Engine3,164cc

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

21 pass
Pass 19 Aug 2025 85,136 miles
Pass 27 Aug 2024 85,084 miles
Pass 22 Aug 2023 85,027 miles
Pass 19 Aug 2022 84,659 miles
Pass 23 Aug 2021 84,437 miles
Pass 24 Aug 2020 84,214 miles
Pass 21 Aug 2019 84,139 miles
Pass 22 Aug 2018 83,852 miles
Pass 23 Aug 2017 83,401 miles
Pass 23 Aug 2016 82,247 miles
Pass 21 Aug 2015 81,176 miles
Pass 22 Aug 2014 79,257 miles
Pass 23 Aug 2013 76,208 miles
Pass 21 Aug 2012 73,351 miles
Pass 12 Aug 2011 70,405 miles
Pass 20 Aug 2010 67,736 miles
Pass 21 Aug 2009 65,901 miles
Pass 22 Aug 2008 63,983 miles
Pass 10 Aug 2007 62,214 miles
Pass 11 Aug 2006 59,786 miles

slight signs of dampness around rear shock absorbers

Pass 18 Aug 2005 56,702 miles

rear tyres worn low. †

How Reliable is the Porsche 911?

Based on 977,057 MOT tests across 73,061 vehicles.

85.2%
Pass Rate
1,867
Miles/Year
47
Year Lifespan
73,061
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 20,869
position lamp(s) not working 7,590
Windscreen washer provides insufficient washer liquid 6,439
Headlamp aim too high 6,432
Brake pipe excessively corroded 5,466
Full Porsche 911 reliability report

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621 JTT is a 1989 Porsche 911 in Green with a 3,164cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 100%.

Across all 1989 Porsche 911 models, the average MOT pass rate is 82.6% with a typical mileage of 83,894 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Porsche 911 fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 20,869 recorded failures. If you're considering buying 621 JTT, it's worth having these areas checked by a mechanic before committing.

The Porsche 911 typically stays on UK roads for around 47 years. At 37 years old, this Porsche 911 is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of 621 JTT?

You can check the full history of 621 JTT by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was 621 JTT registered?

621 JTT is a 1989 Porsche 911, first registered on 31 December 1989.

Is 621 JTT safe to buy?

The MOT history for 621 JTT shows 21 tests with a 100% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does 621 JTT 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 621 JTT. 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.