Posted 3/27/2020 10:04 (#8142849 - in reply to #8141032) Subject: RE: Variable speed feeder lockup kit on a S670 combine.
NWMO
Put Direct Drive on S670 last fall after completely rebuilding the variable drive with all new parts and still was not satisfied on a non chopping 612. Put the 60/70 series kit on it and it works great now. If you need more speed a rolls you can reverse the drive sprockets at each end of the head.