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M831 ACK

1993 Honda CB400

Red Petrol 399cc
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MOT Status

Valid
Expires9 Jun 2027
Tests18 (14 pass, 4 fail)
Pass rate77.8%

Mileage

2,885 mi
Last recorded2,885 miles
Recorded on10 Jun 2026
Typical for 1993 Honda CB40037,125 mi

Below or average mileage for this year

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

RegistrationM831 ACK
MakeHonda
ModelCB400
Year1993
ColourRed
Fuel typePetrol
Engine399cc

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 4 fail
Pass 10 Jun 2026 2,885 miles

Offside Fork Dust seal deteriorated

Pass 29 May 2025 1,182 miles
Pass 25 Apr 2024 1,082 miles
Fail 25 Apr 2024 1,082 miles

Front Stop lamp not working (4.3.1 (a) (ii))

Pass 3 May 2023 859 miles
Pass 22 Apr 2022 272 miles
Pass 28 Apr 2021 142 miles
Fail 9 Apr 2021 138 miles

Brake performance not tested (1.2.1 (g))

Front Brake excessively binding (1.2.1 (f))

Pass 9 Sep 2017 53 miles
Fail 5 Sep 2017 53 miles

Headlamp aim beam image kick up to the offside (1.6)

Pass 11 May 2016 52,294 miles
Fail 9 May 2016 52,294 miles

Front position lamp does not illuminate immediately when switched on (1.1.3a)

Pass 12 Mar 2015 50,062 miles
Pass 12 Aug 2011 49,679 miles

Drive chain slightly loose (6.2.1d)

Drive chain worn but not considered excessive (6.2.1e)

Pass 21 Jul 2009 49,310 miles

Continental headlamp fitted. previously masked up to conform with uk standards prior to test

Front Tyre worn close to the legal limit (4.1.3(ii))

Nearside Drive chain slightly loose (6.2.1d)

Nearside Rear Drive chain sprocket slightly worn (6.2.1e)

Pass 16 Jul 2008 47,844 miles
Pass 28 Jul 2007 46,151 miles

Front Brake pad(s) close to minimum limit (3.2.A1f(i))

Nearside Front Front shock absorber has light misting of stanchion (2.3.3)

Pass 24 Jul 2006 43,738 miles

How Reliable is the Honda CB400?

Based on 9,585 MOT tests across 1,172 vehicles.

84.0%
Pass Rate
402
Miles/Year
51
Year Lifespan
1,172
On UK Roads

Top MOT Failure Points

shock absorber seal failed and leaking oil 135
Stop lamp does not illuminate immediately a brake applies 83
Tyre tread depth is below minimum requirements of 1.0mm 81
Brake pad(s) less than 1.5 mm thick 56
Roller brake test indicates a binding brake 54
Full Honda CB400 reliability report

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M831 ACK is a 1993 Honda CB400 in Red with a 399cc petrol engine. This vehicle has been through 18 MOT tests with a personal pass rate of 77.8%.

Across all 1993 Honda CB400 models, the average MOT pass rate is 84.2% with a typical mileage of 37,125 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 Honda CB400 fails its MOT is shock absorber seal failed and leaking oil, accounting for 135 recorded failures. If you're considering buying M831 ACK, it's worth having these areas checked by a mechanic before committing.

The Honda CB400 typically stays on UK roads for around 51 years. At 33 years old, this Honda CB400 is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of M831 ACK?

You can check the full history of M831 ACK by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was M831 ACK registered?

M831 ACK is a 1993 Honda CB400, first registered on 31 December 1993.

Is M831 ACK safe to buy?

The MOT history for M831 ACK shows 18 tests with a 77.8% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does M831 ACK 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 M831 ACK. 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.