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Click on image for the lowdown. 
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| | | Forums66 Topics128,077 Posts1,056,014 Members48,433 | | 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: Sep 2001 Posts: 29,269 Bubba - Curmudgeon | | Bubba - Curmudgeon Joined: Sep 2001 Posts: 29,269 | Leaded gasoline was needed for the higher octane levels that were needed for higher compression engines.
I have not had problems with 10% or less Ethanol blend gasoline, but I use a gas treatment in my old trucks' fuel tanks over the winter (when I do not drive my truck often). | | |
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