Most outboard manufacturers recommend a min.10 micron filter. Yamaha recommends using a 5 micron filter.
Filters are are one place not to skimp.
If you have an existing OE filter head, Racor makes a screw-on replacement for both Mercury and Evinrude filter heads with or without the clear drain bowl. Racor S3213 (Evinrude)
If you don’t have a filter mounting head, buy and install a inexpensive head and install a Racor S3213 Marine Clear Bowl Fuel Filter.