| Don,
My '75  TR6 had a service indicator which counted down to indicate from
100, the percentage of mileage remaining until the EGR valve needed
servicing.  This service was due every 12,500 miles.
A standard length speedo drive cable, from '74 and before, fits just
fine with or without OD.
Gary
'75 TR6  Digest
Severn,  MD
> I just noticed a post on speedo & sevice box...........
>
> Does anybody have a date on when they started puting these ugly little
boxes on .......
>
> OR better net, any one know if there is anough cable to by pass this
> box , and go direct.
> DON
 |