Gear oil
Fleet Owner
Joined: Jul 2004
Posts: 27,294
Likes: 1,055
From: NM
Bookmark this page: http://www.clubfte.com/users/earl/Re..._Material.html
lots of good stuff on there.
There is a lube chart on there that says SAE 90 for normal temps. The key is it needs to be GL-4 spec, and as far as I know, only StaLube sells that, thru NAPA and some farm supply stores.
There are GL-5 85w140's available everywhere that claim to be "copper-safe", in particular Valvoline High Performance 80w90. Even Walmart's 85w140 claims to be safe. I believe them to be, but if you don't want to take a chance....
lots of good stuff on there.
There is a lube chart on there that says SAE 90 for normal temps. The key is it needs to be GL-4 spec, and as far as I know, only StaLube sells that, thru NAPA and some farm supply stores.
There are GL-5 85w140's available everywhere that claim to be "copper-safe", in particular Valvoline High Performance 80w90. Even Walmart's 85w140 claims to be safe. I believe them to be, but if you don't want to take a chance....
Senior User
Joined: Mar 2013
Posts: 103
Likes: 1
From: SoCal - LA Area
I got mine from Amazon; sta-lube gl-4 with free shipping
They have 140 and 85w90
They have 140 and 85w90
Thread
Thread Starter
Forum
Replies
Last Post
wagonerkl
1961 - 1966 F-100 & Larger F-Series Trucks
6
Nov 25, 2010 11:31 AM
MThrasher16
1987 - 1996 F150 & Larger F-Series Trucks
3
May 9, 2010 02:51 PM
