answersLogoWhite

0


Best Answer

I'd use the heavier 10-40 or 20-50 in older cars, plus Lucas, and Liqui moly to make it last.. Dave

User Avatar

Wiki User

17y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What kind of oil should you put in a 1990 Mazda 323 10w30 or 10w40?
Write your answer...
Submit
Still have questions?
magnify glass
imp