Big block or small block 727?

[tactransman]

Here is how to tell.

 

[burntorange70]

Good info.

 

[AlleyoopMgv]

That is good info, thanks!

 

[GTXperience]

Great pics tac. Any pics with the plastic off?

 

[tactransman]

Great pics tac. Any pics with the plastic off?

No,is there something else you wanted to see?

 

[shadango]

Hey tactransman,

Do you know (by chance) the dimensions and or part # for a driveshaft for a 72 Barracuda that has a 318 (mine is a 76), 727 and 8/34 rear with small yoke (I think)?

 

[tactransman]

This is the only info I have.

Type engine .. Trans. Axle..... ratio..... length....... dia
7290 318...... man ...8 3/4 ....3.23 ... 45.60....... 3 1/4
7290 383 ..... all .....8 3/4 .....3.23 ....45.85 ...... 3 1/4
7290 340,383 all .....8 3/4 ...... all .....45.60 ...... 3 1/4
7290 440 .....auto ...8 3/4 ......all ..... 43.60....... 3 1/4
7290 440 .....all .......9 3/4 .... all ..... 42.60 ....... 3 1/4

 

[Harley King]

Is this a 727 big block?

 

[Harley King]

The number is J2 01543 3820170

 

[moparlee]

Is this a 727 big block?

View attachment 68996

View attachment 68998

View attachment 68999

Sure looks like it when you compare the bolt hole pattern to the big block 727 in the original posting.
Welcome to the site Harley. You should go to the Welcome Wagon and introduce yourself and tell us what you are working on.

 

[Chryco Psycho]

Yes it is a big block trans