Thanks for the welcome and for the replies.
Answers to the questions above in no particular order.
Yes, my engine takes 8.2 quarts.
I did not run any particular 10w30 in the past, just whatever was at eye level on the shelf.
About the gauge- for whatever reason, with 15w40 it seemed to...
I've got a '89 FJ62 Land Cruiser with the straight 6 3FE (pushrod engine) and want some input as to which oil to run.
I ran generic 10w30 for the first 3 years I had it and a while back switched to Chevron Delo 15w40 after reading good stuff about it on Ih8mud.com. (land cruiser forum)
I live...