Originally Posted by
sapph1
Some rev counters play up with it mate, there's a mod you can do to the printed circuit which is supposed to sort it though, when i put it on the sapph it worked ok for a couple of weeks and then stopped working, but that turned out to be a component on the wasted spark board overheating, soldered a new one on and it was fine ever since.
I was told to do something by Ryan when fitting my loom and W/S and it worked absolutely perfect since, it's well worth it though as it's one of those annoying Cosowrth issues not to worry about