4.0 tranny makeing whining noise

[DC]

i swaped my 2.9l out with a 4.0 an manual tranny an my tranny is makeing a whining noise in every gear it only stops when i push the clutch in idk wat it could be

 

[adsm08]

Main bearings.

 

[Tedybear]

I've not worked on standard transmissions (Ok...never had to change a clutch LOL). Would that noise be caused by the throw out bearing?

S-

 

[adsm08]

It's possible that the TOB could cause it. Changing the load on the bearing by putting the clutch in could change the noise.