Recommended Engine Oil - TOHATSU M4C Owner's Manual

PRE-OPERATING PREPARATIONS

2. Recommended engine oil

!
Do not mix different brands of oil.
Mixing different brands of oil, or different
types of oil even if the brand is the same,
may cause gelling, resulting in possible
filter screen blockage. This could result
in serious engine damage because of
impaired lubrication performance.
Mixing Ratio