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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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| | | | Joined: Dec 2004 Posts: 452 Member | | Member Joined: Dec 2004 Posts: 452 | Butler\'s shows the block casting number 348675 to be from a 250 of '73-'85 vintage. Two other sites found in a web search for that number show it as a '73-'76 250. There should be a serial number stamped on a pad just aft of the distributor. The suffix from this number can help identify the engine and the type of vehicle from which it came.
Curt
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1953 Chevy 6400, 1957 Chevy 2dr Sedan
--"Mediocrity is easy, the good things take time"
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