904 or 727 id questions?

[cooltx]

Hey guys , this has probably been covered before , but is there an easy way to tell if my tranny is a 727 or 904 , thank you.

 

[grumpuscreature]

904 has a basically square oil pan. The 727 has a weird kickout in the front passenger side corner.

 

[abodyjoe]

 

[cooltx]

Thanks guys, ABO comes through again!