ive had a root about behind the clox the uk spec clock does not have the orange and blue wire the jap spec does ive also traced this wire to the ecu i take it this is the one to splice ? ive checked it its not live cheers stu

That's the one.

Run it to a 12v source, make sure to include an inline 2.2k resistor (not needed on rvf).

where do i get one of them

rgstu wrote:where do i get one of them

Any electronics shop will have them.

all hunky dory now done the resistor and it revs right out :
cheers lads for the info