Motor oil for Opel Kadett C

Type the engine variant of your Opel Kadett C to see the right engine oil and the manufacturer approvals.

Which engine do you drive?

Fuel and model year are enough - only the matching engines stay.

The power is on your registration certificate, field P.2 (in kW).

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

Oils for Opel Kadett C

Fill quantity and viscosity by engine of the Opel Kadett C

EngineModel yearsViscosityFill quantity
Kadett 2.0 GT/E1978–197910W-40, 20W-20, 20W-503.8 L
Kadett 1.21977–197910W-40, 20W-20, 20W-502.75 L
Kadett 1.6 S1977–197910W-40, 20W-20, 20W-503.8 L
Kadett 1.9 GT/E1975–197710W-40, 15W-40, 20W-20, 20W-503.8 L
Kadett 1.01974–197910W-40, 20W-20, 20W-502.75 L
Kadett 1.21974–197610W-40, 20W-20, 20W-502.75 L
Kadett 1.2 S1974–197910W-40, 20W-20, 20W-502.75 L

Fill quantity including an oil filter change, taken from our vehicle data. The change interval is set by your service book, not by the oil.

Other fluids for the Opel Kadett C

FluidRequirement
Manual gearbox & axle oilAPI GL4, DTFR 13B100
Automatic transmission fluid (ATF)Allison TES 389, Caterpillar TO-2
Axle & differential oil85W-90, API GL5, DTFR 12B100
Brake fluidFMVSS 116 DOT 3, FMVSS 116 DOT 4
Coolant & antifreezeG11, G12

Which viscosity does a Opel Kadett C need?

We cover 7 engine variants of the Opel Kadett C. The most commonly approved grades are 10W-40, 20W-20, 20W-50 and 15W-40. Fill quantity ranges from 2.7 to 3.8 litres depending on the engine.

Which approvals does Opel require?

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

Opel Kadett C engine variants

The oil finder covers these engine variants of the Opel Kadett C: Kadett 2.0 GT/E 1978–1979, Kadett 1.2 1977–1979, Kadett 1.6 S 1977–1979, Kadett 1.9 GT/E 1975–1977, Kadett 1.0 1974–1979, Kadett 1.2 1974–1976 and Kadett 1.2 S 1974–1979. Your engine is not listed? Type your vehicle into the search above.