The table shows all suitable motor oils for M5 E28, made in 1984 — 1988.
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Year
Grade SAE
all-season +25 to -25 °C
winter -30 to +5 °C
summer -5 to +45 °C
Gasoline API
Diesel API
Oil Type
Recommended Brand
1984
15W-20 10W-30
5W-30 10W-20 10W-30
20W-20 25W-30
SJ SH
CH-4 CG-4
mineral
Motul, Mannol, Chevron
1985
15W-20 10W-30
5W-20 10W-30
20W-30 25W-30
SJ SH
CH-4 CG-4
mineral
Motul, Exxon, Mannol, Chevron
1986
15W-30 10W-30
5W-30 10W-20
20W-30 25W-20
SJ SH
CH-4 CG-4
mineral
Kixx, Exxon, Mannol, Chevron
1987
15W-30 15W-40 10W-40
5W-30 10W-40
20W-20 20W-30 25W-20
SJ SH
CH-4 CG-4
mineral
Lucas Oil, Valvoline, Kixx, Exxon, Royal Purple
1988
15W-30 15W-40 10W-40
5W-30 10W-40
20W-20 20W-30 20W-40
SJ SH
CH-4 CG-4
mineral
Mobil, Kixx, Exxon, Mannol, Chevron
Data close to recommended in BMW
To buy the right oil you need to know SAE Viscosity Grade and API Quality Index oil for diesel or gasoline engine. You can select any Brand from the listed.
Example: for gasoline engines BMW M5 (E28) 1984, suitable multigrade mineral oil 15W-20 quality SJ, SH.
For bodies made in 1988, for the cold season, well suited mineral 5W-30 \ SJ, SH.
If possible, check the selected oil for compliance with the manufacturers specifications and service intervals.
Good Oil
Medium used Oil
Used engine Oil
Used oil with mechanical impurities
Used oil in middle condition
Used oil in bad condition
Very bad Oil
Oil with an overheated engine
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