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| | Forums66 Topics128,051 Posts1,055,762 Members48,426 | | 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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| | | Joined: Jul 2009 Posts: 56 Wrench Fetcher | | Wrench Fetcher Joined: Jul 2009 Posts: 56 | http://www.ih8mud.com/tech/transnumbers.phpTrany 1 Here is the link I found that says it is SM420 any help on yrs and engine sizes guys I checked by the 3813389 number and found that Trany 2 has the same casting number so you got two of the same transmissions | | |
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