Home page

Please wait
Good  luck with your project’...  Enjoy your classic motoring...
Fixed price repairs are based on the assumption that unit/s received
‘original & complete’... a surcharge may be applied to cover
missing  parts etc...  If in doubt send in the unit for inspection

If  you  found this web site via a ‘search engine’ please
 check that you are looking @ the
latest version... click here
Mileage correction
Other services
Post & packing
Contact details
Rev counters
Jaguar XK 120 ( 1948 / 54 )
169.1 M
Parts Order E-Mail Link
Payment options
Payment options
Payment options
Payment options
JDO Instruments
Classic Car Instrument Repairs ( Est 1963 )
Fixed price repairs for most British & European Classic Car Instruments
48hr service  
available... Why pay more & wait longer ! No UK vat
Tele: (UK)  01535 672125    Mobile / SMS:  07831 886545
Please check the  FAQ’s page  BEFORE ringing / emailing... thank you
Most Cable driven Magnetic* Smiths / UK-Jaeger &  VDO Speedo’s repaired / serviced...   
The basic fixed price quoted is for the repair / service & calibration of a Speedo ‘AS RECEIVED’
If you require the unit Re-calibrating due to a change of diff / gearbox / overdrive / wheel’s or tyres etc a
Surcharge is payable... ( Smiths / UK-Jaeger units only ) however there is a limit to the amount of re-calibration
available on certain units... Please ask  before sending

Basic fixed price Speedo repairs do NOT include a change of mileage reading... If you require a different reading...
ie. mileage correction
add £5 (SMITHS) OR £10 (VDO) & state the new reading required on your order... free  with
a re-calibration... To avoid any misunderstanding please  
ALWAYS SPECIFY  the mileage reading required on the unit
*For ‘Governor Units’ OR  ‘Chronometric Units’ ( eg. with ‘off-set cable drive’ ) please add 50% surcharge
Speedo’s Repaired / Serviced £100 plus p&p
.We offer a ‘limited’ repair service for most  VDO Analogue Electronic  Speedo’s
 Where the ‘SPEED’ works ok but the ‘DISTANCE/ TRIP’ recorder/ s do not work
.Please note we do NOT repair  Digital or other  Electronic Speedo units
New Bezels & fitting gaskets
New Bezels & fitting gaskets
Speedo re-calibration info
Speedo re-calibration info
Speedo calibration 1
Triumph TR 2   over...TR 5
Down TR 6
VDO Electronic speedos