Quick Summary
Looking for the correct oil type for your 1990 Jaguar XJ6? According to factory specs, the 4.0L 6 -cyl Engine Code [7][9] AJ16 X requires 5W-20 viscosity oil. Using the right oil capacity of 8.5 quarts ensures engine longevity and fuel efficiency.
๐ข๏ธ 4.0L 6 -cyl Engine Code [7][9] AJ16 X
Verified Data
Capacity
8.5 quart
Viscosity
5W-20
Oil Filter
transmission
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