57 4 speed

[Verle R.]

Can anyone verify the identity of this transmission?

Aluminum Tail shaft :

6 13 57 SPAC T 10-7 WG Division

Cast Iron case:

T 10-1 WG Division 02

Small tag : 4 - 2

Thank you,

Verle

[Joe L.]

Re: 57 4 speed

Verle----

The maincase and extension housing casting numbers are consistent with a 1957 T-10. The maincase casting was used for several subsequent years, also. However, the -7 extension housing casting was unique to 1957. Subsequent years used -7A.

[Loren L.]

What size are the tailshaft

mounting holes - 3/8" or 7/16"?

[Verle R.]

Re: What size are the tailshaft

mounting holes?

Which holes are you referring to?

tailshaft to main case
shifter
transmission mount

Thank you,

Verle