UPDATE NEEDED FOR THIS PART, SEE BELOW...
On the Comet Driver Pulley set up there are 2 spacers behind the pulley, both spacers need to be removed along with the old pulley. (New driver is much larger, doesn’t need the spacers.)
Part# 2-10190 key needs to be put on the shaft, the new 2-20665 driver needs to be put on, the two 2-50747 & 2-50793 washers go with the 2-50304 bolt which holds the pulley on.
Remove & install:
The old Comet Driven unit needs to be removed, new 2-10191 key and new 2-20666 pulley installed.
American SportWorks (Manco) Part Number: 2-20667
American SportWorks (Manco) Part Description: TC-DRIVER 40C (204529C)-265
American SportWorks (Manco) Part Category: AXLE/JACKSHAFT
American SportWorks (Manco) Part Product Code: UTV-PARTS
American SportWorks (Manco) Part Sales Code: 0