Motor oil for Mazda RX-7

Type the engine variant of your Mazda RX-7 to see the right engine oil and the manufacturer approvals.

Both numbers are on the German registration certificate part I, fields 2.1 and 2.2.

Which viscosity does a Mazda RX-7 need?

We cover 4 engine variants of the Mazda RX-7. The most commonly approved grades are 10W-30, 10W-40, 15W-40 and 20W-50.

Which approvals does Mazda require?

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

Mazda RX-7 engine variants

The oil finder covers these engine variants of the Mazda RX-7: RX-7 Twin Turbo 1992–1996, RX-7 1987–1992, RX-7 1985–1986 and RX-7 1978–1985. Your engine is not listed? Type your vehicle into the search above.