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Labor Day Putting down your wrenches or time for
MORE wrenching? 
Plenty of places to share. | | Click on image for the lowdown. 
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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: May 2006 Posts: 8,351 'Bolter | | 'Bolter Joined: May 2006 Posts: 8,351 | The code you have listed doesn't come up on any list I can find. Closest I can find is that it is a Saginaw Service engine, and that it is most likely a '70 or later engine (3 letter suffix code). The closest code that comes up is for a '69 C10-30 350 w/automatic, but that would have a 2 letter suffix code (XC).
Bill Burmeister
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