I have a 1979 115 mercury Inline 6 and have just swapped my tach and lost the instructions and need to know the tach settings. I have it on 6p and it is way off. Any help would be great and Thanks.
I have a 79 tower that was recently has new rings and pistons over the winter.We made the first shake down run last weekend and ran great to the other side of the lake of course and like a switch going on lost all top end power.It idles fine just no top power.I saw the volt meter was reading 16...
