I have one that I jst pulled out of a 1954 GMC one ton flatbed truck.
A GM vehicle.
What engine casting number is 14010207
A Trans with the casting 3925656 on the main case is a saginaw 4-speed. To find out the year and other info you need to find other numbers on the extension housing and side cover. You also need to find the vin.
350
4.3 v6 gm late model
There are none , They had a sticker on them
350
1969
6L80e
I know that this rear is a gm standard 10 bolt, and Pontiac used it in the 64-66 gto, tempest, and le mans.
what does the casting number GM 3892657 say about this engine block
What Chevy engine block has the castin I mean casting number 397004