Tag Team
Researching my small block out of my 67, I narrowed it down to out of a 75 C-10 or 2500, I just want to make sure I'm not overlooking something.
Back of block:
GM
3970010
Front of block:
05F148105
V0310TYX
Imprint near oil filter: (good for anything?)
371
386
83 N
Thanks in advance...