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Click on image for the lowdown. 
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| | | Forums66 Topics128,036 Posts1,055,460 Members48,422 | | 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: Mar 2014 Posts: 5 New Guy | | New Guy Joined: Mar 2014 Posts: 5 | I have a 292 engine that I am trying to determine the year, the numbers I find on the block are C4J169377, also there is a
FO620THU. these numbers do not appear on any casting chart that I have seen. Any help in decoding this? | | |
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