| |
Click on image for the lowdown. 
====
| | | Forums66 Topics128,108 Posts1,056,566 Members48,448 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
| | THANKS!
For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Aug 2011 Posts: 228 'Bolter | | 'Bolter Joined: Aug 2011 Posts: 228 | 51 GMC 250-22 H072. Manual calls for 90w gear oil. I believe it has a GL1 rating. Has anyone used 80-90 or 85-90 and if so , comments? Thanks | | |
|
|
| |
