.020in
The point gap for the 50 hp Johnson outboard is set at .020".
The points gap on a Merc 40 4hp is .020
The 25 hp Johnson outboard runs a plug gap of .030 in.
Gap should be 0.20 if you are regapping old points 0.18 Good luck!
The correct maker point gap setting on the 1972 model, 20 hp Mercury outboard is .020in.
What is the correct spark plug gap setting for a Mercury outboard 2003 200 HP EFI
The recommended plug gap for the 1972 model, 20 hp Johnson outboard is .030 in.
spark plug gap for a 1996 mercury 30 hp outboard motor?
The plug gap for the 1990 model, 100 hp Mercury outboard is .040 in.
.030 gap
The point setting on a 30hp Chrysler outboard would be .020in. if you are refiling your old points they should be set at .018in
The plug gap for a 1995 model, 85 hp Suzuki outboard is .039 in.