| |
Click on image for the lowdown. 
====
| | |
8 members (Chip O, Gdads51, J Lucas, Hotrod Lincoln, tclederman, Bill Hanlon, 2 invisible),
75
guests, and
0
robots. | | Key: Admin,
Global Mod,
Mod | | | Forums66 Topics128,205 Posts1,057,427 Members48,471 | | 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: Jan 2007 Posts: 615 Shop Shark | | Shop Shark Joined: Jan 2007 Posts: 615 |
I've used 20-50 with no problems..but I must admit
I had no real reason for doing so..other than wanting to keep
the oil pressure as high as I could..no science to my process..
Keith
| | |
|
|
| |
