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Mod | | | Forums66 Topics128,115 Posts1,056,292 Members48,439 | | 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!
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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: Apr 2020 Posts: 102 'Bolter | | 'Bolter Joined: Apr 2020 Posts: 102 | Trying to clear up some questions on what seals were used for these heads.
I read that the Positive Intake seal is not used prior to 1981. Just looking for confirmation.
1963 C20, 292 (4.8L). 4-speed.
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