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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
Good  luck with your project’...  Enjoy your classic motoring...
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 )
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:   01535 603570 / Mobile: 07872 071512
Please check the  FAQ’s page  BEFORE ringing / texting / emailing
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

Fixed price Speedo repairs do NOT include a change of mileage /  km reading... If you require a different reading...
ie. Mileage / KM correction
add £5 (SMITHS) OR £10 (VDO) & state the new reading required on your order...
free  mileage / km correction with a re-calibration...
To avoid any misunderstanding please  ALWAYS SPECIFY  the mileage / KM reading required on the unit
*For ‘Governor’ OR  ‘Chronometric Units’ ( eg. with ‘off-set cable drive’ ) please add 50% surcharge
Speedo’s Repaired / Serviced £115 plus p&p
.We offer a ‘limited’ repair service for most  VDO Electronic Analogue  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