Re: what year?
Merc 110 SN-1614730<br /><br />---------------------------------------------<br /><br />Merc 110 SN-1614730 = 1964 9.8 HP 2 cyl<br /><br />Gap is .25<br /><br />NGK B6S & cross references to Champion J6C/J8C<br /><br />Call your auto parts store for<br />confirmation of correct Champion Heat Range for OB... as for fuel mixture... I don't know as I run inboards... don't know mixture... mine comes straight out of the pump!