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A979 BTO

1983 Yamaha Unknown

Black Petrol 123cc
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MOT Status

Valid
Expires21 Jul 2026
Tests6 (4 pass, 2 fail)
Pass rate66.7%

Mileage

11,888 mi
Last recorded11,888 miles
Recorded on22 Jul 2025
Typical for 1983 Yamaha Unknown14,992 mi

Below or average mileage for this year

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

RegistrationA979 BTO
MakeYamaha
ModelUnknown
Year1983
ColourBlack
Fuel typePetrol
Engine123cc

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

4 pass 2 fail
Pass 22 Jul 2025 11,888 miles

Exhaust noisy (8.1.1 (a))

Front Wheel has a slightly distorted bead rim (5.2.2 (c) (i))

Fail 21 Jul 2025 11,884 miles

Front Brake lever has insufficient reserve travel (1.1.2 (a))

Rear Position lamp not working (4.2.1 (a))

Rear Registration plate lamp missing in the case of a single lamp or all lamps (4.7.1 (b) (ii))

Direction indicator light intensity reduced all indicators (4.4.3 (a))

Exhaust noisy (8.1.1 (a))

Pass 22 Jul 2024 11,669 miles
Pass 19 Apr 2023 11,424 miles
Pass 24 Mar 2022 10,968 miles
Fail 16 Mar 2022 10,967 miles

All direction indicators light intensity significantly reduced (4.4.3 (a))

Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) DANGEROUS

How Reliable is the Yamaha Unknown?

Based on 20,218 MOT tests across 8,531 vehicles.

86.8%
Pass Rate
257
Miles/Year
52
Year Lifespan
8,531
On UK Roads
Full Yamaha Unknown reliability report

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A979 BTO is a 1983 Yamaha Unknown in Black with a 123cc petrol engine. This vehicle has been through 6 MOT tests with a personal pass rate of 66.7%.

Across all 1983 Yamaha Unknown models, the average MOT pass rate is 84.6% with a typical mileage of 14,992 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The Yamaha Unknown typically stays on UK roads for around 52 years. At 43 years old, this Yamaha Unknown is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of A979 BTO?

You can check the full history of A979 BTO by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was A979 BTO registered?

A979 BTO is a 1983 Yamaha Unknown, first registered on 13 September 1983.

Is A979 BTO safe to buy?

The MOT history for A979 BTO shows 6 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 A979 BTO 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 A979 BTO. 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.