The rev counter on xr3i efi has been working fine up until this evening. Now I swear it's not giving the correct reading as not in high enough, like do 60 mph in fourth but it is only saying I am doing 3000 revs and I can't get it to red line now. I did replace a few builds in the clocks but didn't think that would effect it. Anyone got any ideas what it could be or I can try