3G Alternator upgrade
1G alternator with the original two v-belt pulley. Notice there is plenty of thread for the lock washer and nut.
Two v-belt pulley on the 3G. Threads don't even extend to the surface.
Different angle of 1G pulley on 3G alternator.
3G pulley next to 1G pulley
Just to check, 3G pulley on 1G alternator. Too much shaft length.




