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Mod | | | Forums66 Topics128,070 Posts1,055,896 Members48,428 | | 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: Apr 2003 Posts: 942 'Bolter | | 'Bolter Joined: Apr 2003 Posts: 942 | The Engine Casting number researches to both a 230 or a 250.
The Engine Code by the Distributor doesn't make any sense to me. It should be a letter, some numbers and then 2 or 3 more letters.
The B89 sounds like the Date Code (February 8, 1969).
Bill
'60-'72 Chev/GMC Fan
GMC 9500 Fan
Detroit Diesel Fan
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