• Engine: Engine Code. A sequence of letters and numbers. This includes the engine block type and engine family, but may also include other information.
• Capacity: Capacity/Filter capacity in litres(liters). Engine oil fill quantity (Service fill).
• Intervals: Oil Change Intervals (use: normal). Engine oil should be changed at the latest after this time or after miles/km, whichever comes first.

The oil filter must be replaced every time the oil is changed, unless the car's owner's manual recommends otherwise.

	Engine	Capacity	Intervals
Plus 8 (1981 – 1993)	Rover V8	5.5	8 000 km/ 6 months
Plus 8 (2012 – )	BMW V8	n/a	n/a