Motor oil for Yanmar YT3

All 2 engine variants of the Yanmar YT3 take the same oils, so the selection below applies to every one of them.

Which viscosity does a Yanmar YT3 need?

We cover 2 engine variants of the Yanmar YT3. The most commonly approved grades are 10W-30 and 5W-30.

Which approvals does Yanmar require?

Yanmar publishes no approval of its own: what counts is the viscosity and the ACEA or API class in your owner's manual.

Yanmar YT3 engine variants

The oil finder covers these engine variants of the Yanmar YT3: YT347 2021–… and YT359 2021–….