Name that transmission

[GeorgiaVol]

Let's see if y'all can identify this transmission from just 1 pic.

 

[SS396driver]

Sm465 that has a pto option .

 

[kspakland]

I vote SM420.

 

[SS396driver]

I vote SM420.

Shifter cone on the Sm420 is shaped differently and I believe the vent is in a different location.

 

[Mad Professor]

SM465 or SM420.

I'd crawl under my truck to check.

 

[GeorgiaVol]

I will let y'all know after I pick it up.
There are actually 2 of them and an engine that I think is a 5.7, could be a 4.3 though

 

[GeorgiaVol]

 

[GeorgiaVol]

Sm465 x 2
And it turned out to be a 454 short block.