Best manual transmission for 350 small block

[Black_Arm]

landed me a brand spanking new TR-4050, have yet to couple it......trying to find a bellhousing that will accept a 12" clutch/PP. all the aftermarket ive seen so far are for an 11" setup.

 

[GM Guy]

landed me a brand spanking new TR-4050, have yet to couple it......trying to find a bellhousing that will accept a 12" clutch/PP. all the aftermarket ive seen so far are for an 11" setup.

Where did you find that if you dont mind me asking? 2 or 4wd?

Thanks!