gm alternator pulley nut torque spec

did a search and came up empty handed...does anbody know and care to share what a pulley nut on a gm v belt alternator pulley should be torqued to....thanks.......whid

 

3/8" impact gun.
Duga, duga, duga.

 

right off the top of my head, think its about 50bls......good luck doin it with a torque wrench........i agree with gtkane......hit it with the half inch impact though...lol

 

as tight as you can get it. Loc***e would help too

 

thanks guys.......whid

 

1 grunt

 

With all due respect, it's not the size of the impact gun, it's the air pressure behind it.