1979-1993 & 94 Conv [Subscribe to Daily Digest] |
Can you elaborate on why M1 10W40 is so much better than M1 10W30. My car has had a steady diet of M1 10W30 for about 6 years and it seems to be fine.
On my browser the m1 site is giving me a blank stare.
Thanks.
Todd
posted by 128.110.4...
No Site Registration is Required to Post - Site Membership is optional (Member Features List), but helps to keep the site online
for all Saabers. If the site helps you, please consider helping the site by becoming a member.